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Articles (100)

 
MARCH 2008

IF YOU’RE AGE 70 or older, your nutritional needs—and the best ways to meet them—aren’t the same as somebody who’s 25, or even 50. So Tufts experts have developed a food pyramid especially for you. The Modified Food Guide Pyramid for Older Adults, an update to a resource originally introduced in 1999, reflects changes to correspond with the new USDA food pyramid, MyPyramid. That Internet-based program, debuted in 2005, customizes dietary guidance based on sex, age, height, weight and exercise habits.…

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FEBRUARY 2007

ONE OF THE BIGGEST, longest studies of aging and health has identified nine risk factors that are strongly linked with a person’s odds of living to at least a healthy age 85.The good news is that most of these keys to living a longer,healthier life are things you can control. …

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JANUARY 2007

TWO NEW SCIENTIFIC reports, issued simultaneously, conclude that for most adults the benefits of eating seafood outweigh the risks of possible contaminants such as mercury and PCBs. Although differing on how strongly they weight the evidence for seafood’s positive effects, both studies generally back the federal dietary guidelines’ and American Heart Association’s recommendations to eat fish twice a week.…

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APRIL 2007

IN A FINDING THAT challenges many of the promises of the multibillion- dollar diet and fitness industry, a new study suggests that cutting calories and exercising more are both equally effective for losing weight.…

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$ 1.95   |    JANUARY 2007

ARE THE APPARENT hearthealthy benefits of moderate alcohol consumption actually due to drinking? Or have previous studies, which have found that adults who drink moderate amounts of alcohol have a lower risk of heart attack than non-drinkers, been confused by other lifestyle factors? For example, moderate drinkers might also be more likely to eat a healthy diet or exercise regularly.…

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$ 1.95   |    FEBRUARY 2006

THE SHIFTING scientific story on “carbs” in your diet took another twist at the American Heart Association’s recent Scientific Sessions: Results from the OmniHeart study presented at the conference showed that substituting protein or monounsaturated fats for 10% of carbohydrates in an already healthy diet can reduce heart-disease risk.…

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$ 1.95   |    FEBRUARY 2005

AWOMAN’S RISK from taking menopause hormones may depend on the age she starts taking them, according to an ongoing review of the two largest hormone studies. Data from one of the studies, the Women’s Health Initiative (WHI), linked estrogen-progestin pills such as Prempro to increased risk of heart attacks, strokes and breast cancer. So high were the risks, in fact, that the government study was halted two years ago, and many women were scared off hormone therapy altogether. (Subsequent analysis also found risk from estrogen-only pills such as Premarin.) But an earlier, 2000 analysis of data from the Nurses Health Study (NHS), another hormone test, had found seemingly contradictory results: Subjects who took hormones were 40 percent less likely to suffer heart attacks.…

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$ 1.95   |    FEBRUARY 2005

THESE DAYS, even Ronald McDonald is wearing a pedometer. The McDonald’s fast-food chain is giving away the step-counting gizmos in the adult version of its Happy Meals. But recent research on the accuracy of pedometers may leave walkers decidedly un-happy.…

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FEBRUARY 2007

LOW-CARBOHYDRATE eating plans, such as those popularized by the South Beach and Zone diets, don’t appear to raise the dieter’s risk of heart disease—despite higher intake of fat and protein.…

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FEBRUARY 2007

EVEN AS EXPERTS are sounding the alarm about a global diabetes epidemic—predicting a surge to 380 million diabetics, 7% of the world’s population, by 2025…

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FEBRUARY 2007

EVIDENCE CONTINUES to mount that keeping fit may help protect your brain. Scottish and French researchers, in two separate studies published in the journal Neurology, recently concluded that people with a greater degree of lifelong fitness are more likely to have better cognitive function into old age.…

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MARCH 2007

AMERICANS DRINK ALMOST a quarter of our daily calories, according to a new analysis of government dietary data.…

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$ 1.95   |    MARCH 2006

FREQUENT EXERCISE seems to delay the onset of Alzheimer’s disease and other forms of dementia, according to a new study published in the Annals of Internal Medicine. The findings add to the mounting evidence that keeping active can help keep your mind sharp as you age.…

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MARCH 2008

IN STUDY AFTER STUDY, whole grains have been credited with helping to lower your risk for a host of ailments, including stroke, type-2 diabetes and heart disease, as well as enhancing weight maintenance.…

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$ 1.95   |    APRIL 2006

DESPITE THE HEADLINES, the latest findings on dietary fat don’t mean you should give up on watching the fat in your food. True, the widelyreported $415 million governmentstudy, the Women’s Health Initiative(WHI) Dietary Modification Trial,generally failed to find benefits from alow-fat diet against breast and coloncancer or cardiovascular disease. …

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FEBRUARY 2008

Making sense of seemingly contrary findings on the risks from being overweight.…

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$ 1.95   |    JANUARY 2007

Canola-oil makers have joined producers of olive oil in being able to add a US Food and Drug Administration (FDA)- approved “qualified health claim” to their labels. The FDA recently okayed a petition filed by the US Canola Oil Association (USCA) back in January 2006 for a claim that substituting canola for products high in saturated fat, such as butter, can promote heart health. A similar claim for olive oil was granted in 2004.…

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$ 1.95   |    APRIL 2005

The popular image of overweight people spending much of the day sleeping may have it completely backwards. A growing body of research is beginning to suggest a connection between obesity and lack of sleep. Indeed, it may be no coincidence that even as Americans’ hectic lives have led us to sleep less, we’ve grown fatter. While it’s too soon to say that getting a good night’s sleep will help you lose weight, scientists are starting to understand the complex inter-relationships between sleep, appetite and obesity.…

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$ 1.95   |    MAY 2005

Diets that promise weight loss by substituting steak for pasta and bacon for bread may be a recipe for increased heart-disease risk. A new report on a 15-year study of women’s health and eating habits by the Mayo Clinic College of Medicine suggests that if you’re replacing carbohydrates with protein, the type of protein you pick can make a difference to your long-term health. The researchers found an association between eating more vegetable protein and a reduced risk of heart disease. But eating more red meat and dairy products in place of carbohydrates was linked to greater coronary heart disease mortality.…

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$ 1.95   |    MAY 2005

YOU’VE HEARD MOST of Mireille Guiliano’s diet and exercise advice before from others, some of it even in the pages of this newsletter: Eat more slowly and eat smaller portions. Start every day with a real breakfast. Favor nuts, fruit, vegetables and fish, especially salmon. Drink more water. Wine and dark chocolate in moderation can’t hurt and might help. Walk more, take the stairs, and start resistance training. Get a good night’s sleep.…

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$ 1.95   |    MAY 2005

YOUR MOM’S SUGGESTION to “go outside and play” may still be good advice—especially for men worried about prostate cancer. Research recently presented at the 2005 Multidisciplinary Prostate Cancer Symposium connects high blood levels of vitamin D—“the sunshine vitamin”—with reduced risk of developing the most aggressive forms of prostate cancer.…

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$ 1.95   |    JULY 2005

ARECENT HEADLINE in Time magazine asked the question many Americans are wondering in the wake of a controversial study by the National Cancer Institute and the Centers for Disease Control and Prevention (CDC): “Is it OK to be pudgy?” The study, published in the Journal of the American Medical Association (JAMA), is among the most rigorous yet to look at the relationship between weight and mortality. To the bafflement of many scientists and the consternation of America’s $46 billiona- year diet industry, it found that people who are overweight but not obese have a lower risk of death than those of “normal” weight, as defined by the government using Body Mass Index (BMI).…

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$ 1.95   |    APRIL 2007

When Beverly J. Tepper lectures, she often leaves her audience with their tongues hanging out. Literally. As part of a talk on taste sensitivity, she passes out little circles of filter paper embedded with what is, to some people, a bitter-tasting compound with the unappetizing name of 6-npropylthiouracil.…

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APRIL 2007

THE PLEASURE OF EATING—and the normal, healthy desire to stop—is not affected by bodyweight, says a new study that could help in the search for a solution to the obesity epidemic.…

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$ 1.95   |    APRIL 2006

PEOPLE WHO CONSUME regular daily portions of vegetables, whole grains and fruit tend to have healthier blood pressure levels than their more carnivorous peers, according to a new British study. The findings bolster recommendations that adults eat more plant-based foods for the sake of their cardiovascular health.…

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MAY 2007

IF YOU’RE A WOMAN age 65 or older, new American Heart Association prevention guidelines suggest talking with your doctor about the potential benefits and risks of daily low-dose aspirin therapy to protect your heart—even if you’re healthy or at low risk of heart disease.…

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$ 1.95   |    JULY 2005

THANKS TO THE ARSENAL of powerful medical weapons doctors now have at their disposal to fight high cholesterol, it’s easy to overlook the importance of diet in that battle. Even if you know to cut back on dietary fats, the other side of the coin—what foods to eat more of to combat high blood cholesterol— often gets short shrift.…

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$ 1.95   |    JULY 2005

VARIETY REALLY IS THE SPICE OF LIFE, at least when it comes to keeping your brain sharp. Keeping active can help ward off dementia, according to researchers at Johns Hopkins University and the University of Pittsburgh, but it’s the variety and not the intensity of activity that counts. Their study, recently published in the American Journal of Epidemiology, followed 3,375 men and women over the age of 65 for eight years, quizzing them on their frequency of 15 common physical activities for seniors. Participants in the widest variety of activities were significantly less likely to develop dementia over the period of the study.…

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JANUARY 2008

If you’ve been diligent with your workout regimen but frustrated because you can’t see the results on the bathroom scale, take heart—literally. In fact, your heart may be benefiting more than you realize.…

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MAY 2007

AN OUNCE OF PREVENTION may be better than pounds of cure, according to a new study that says adults would benefit from getting their weight under control before their most senior years.…

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$ 1.95   |    MAY 2006

THE INK WAS HARDLY DRY on the controversial news about low-fat diets from the Women’s Health Initiative (see last month’s Healthletter) when a second arm of the study reported more results that seemed to contradict conventional medical wisdom: In a sevenyear trial of 36,282 postmenopausal women, researchers found no significant benefit from calcium and vitamin D supplementation in preventing hip fractures.…

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JUNE 2007

STARTING YOUR DAY with a bowl of cereal is not just kids’ stuff. Findings presented at a recent American Heart Association conference suggest that eating whole-grain breakfast cereal can help protect against heart failure.…

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$ 1.95   |    DECEMBER 2005

ODDS ARE, EVEN IF YOU’RE IN SHAPE NOW, eventually you’ll become overweight.…

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$ 1.95   |    JUNE 2007

DESPITE HEADLINES about the Atkins diet “winning” an extensive study comparing four popular diets, the real take-away message from the findings is a bit more complex.…

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$ 1.95   |    DECEMBER 2005

YOUR MOTHER ALWAYS TOLD YOU breakfast was the most important meal of the day, and a new Michigan State University study finds mom was right—at least if you’re a woman watching her weight.…

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$ 1.95   |    SEPTEMBER 2005

THE YOGURT ADS promise that three servings a day will help you squeeze into an “itsy bitsy, teeny weeny, yellow polkadot bikini.” A prominent researcher has patented the idea that dairy products promote weight loss. The dairy industry touts the claim in a $200 million ad campaign. But the Physicians Committee for Responsible Medicine, a pro-vegetarian group that believes milk isn’t healthy, is petitioning the federal government, saying claims that dairy consumption promotes weight loss are false and misleading.…

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APRIL 2008

Want to live longer? A new study shows just how powerful four simple healthy habits can be in warding off the Grim Reaper.…

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JULY 2007

THE GLYCEMIC INDEX, des - pite its role in several popular diet plans, may not really be crucial to losing weight. Findings from the first phase of a new Tufts study suggest that, regardless of a diet’s glycemic load, ultimately it’s calories that count.…

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$ 1.95   |    JUNE 2006

JUST BECAUSE that “sports drink” features athletes in its ads doesn’t mean it’s your healthiest choice to quench your thirst. In fact, a new proposed guidance system for beverage consumption ranks sports drinks near the bottom.…

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$ 1.95   |    NOVEMBER 2005

Tufts researchers conclude that eating right is still smarter than relying on supplements.…

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$ 1.95   |    JUNE 2006

ARE THERE REALLY “good carbs” and “bad carbs”? A new study suggests that relying on the glycemic index to choose your carbohydrates is not effective for controlling blood sugar levels or losing weight.…

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$ 1.95   |    JUNE 2006

HITTING THE WEIGHT ROOM twice a week for an hour can help women prevent or at least slow “middle-aged spread,” the onerous buildup of tummy fat that often takes hold with aging, a new study suggests. And that’s good news since belly fat—the deep fat that wraps itself around organs—is linked with heart disease and other ailments.…

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$ 1.95   |    NOVEMBER 2005

LOOKING TO LOSE WEIGHT? Two new studies on the effects of obesity may give you some extra incentive.…

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$ 1.95   |    SEPTEMBER 2005

WHILE THE DEBATE over whether milk can really help you lose weight rages on (see story on page 1), an extensive new study suggests another benefit of consuming low-fat dairy products, such as skim milk: lowering men’s risk of developing adult-onset diabetes.…

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$ 1.95   |    NOVEMBER 2005

MOST YOGA SESSIONS aren’t strenuous enough to meet the requirements for daily exercise or to burn off lots of calories, but yoga may still indirectly help prevent “middle-aged spread.”…

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$ 1.95   |    SEPTEMBER 2005

IT WAS DISNEY’S LITTLE MERMAID, Ariel, who sang, “I’ve got gadgets and gizmos aplenty, whozits and whatzits galore,” but even she might draw the line at the wave of new whozits and whatzits promising to help count calories that you burn. These pricey gizmos, from Timex as well as fitness companies such as Polar and Nike, go beyond the familiar pedometer to monitor heart rates and energy consumption. Some are home versions of the calorie-counters at fitness clubs. Many look like—and double as— wristwatches.…

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$ 1.95   |    NOVEMBER 2006

HE DEBATE ABOUT weight and mortality has heated up again, with two hefty new studies providing scientific evidence for what most people have long suspected: It’s better not to be too fat or too thin.…

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JULY 2007

COOKING FOODS at a lower heat—opting for boiling, steaming or stewing food rather than high-temperature grilling, broiling or frying—may help prevent inflammationrelated conditions of aging like diabetes and cardiovascular disease, according to a new study.…

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$ 1.95   |    NOVEMBER 2006

EVEN AS RESEARCHERS seem to be confirming the link between abnormal weight and risk of death (see above), two other new studies cast doubt on the most common measure of overweight, obesity and underweight: Body Mass Index (BMI).…

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$ 1.95   |    NOVEMBER 2006

HIS HOLIDAY gift-giving season, think beyond the snowflake sweater and cheesesthrough- the-mail! Consider supporting your loved ones’ health…

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$ 1.95   |    NOVEMBER 2006

CAN YOU EAT MORE FOOD than most Americans but still consume fewer calories—while getting plenty of key nutrients? Researchers at Penn State University say the answer is yes,…

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$ 1.95   |    OCTOBER 2005

Study suggests secret of low-carb, high-protein diet fads.…

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$ 1.95   |    JULY 2006

AMERICANS HAVE ACCEPTED an unhealthy level of sleep deprivation as a way of life, opening themselves to a host of costly accidents and illness. That’s the conclusion of a special panel of the Institute of Medicine (IOM), in their report on “Sleep Disorders and Sleep Deprivation: An Unmet Public Health Problem.” …

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AUGUST 2007

MATURE WOMEN looking to slow age-related weight gain can look to vitamin D and calcium for a little extra help. A new study finds that postmenopausal women taking supplemental amounts of those nutrients gained less weight over time. The women even found it easier to shed a few pounds than those who did not take the supplements.…

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AUGUST 2007

While “three square meals a day” may be conventional wisdom, it’s not the whole story for folks in their 60s and beyond. A new study published in the Journal of the American Dietetic Association reports that regular snacking may actually help seniors fill the nutritional gap that often comes with aging.…

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$ 1.95   |    AUGUST 2006

THE PATH TO heart health starts on your plate—but doesn’t stop there. That’s the message of new American Heart Association (AHA) guidelines, the first update to its official recommendations in six years.…

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SEPTEMBER 2007

RESEARCHERS at Tufts’ Jean Mayer USDA Human Nutrition Research Center on Aging (HNRCA) are turning that old adage, “You are what you eat,” on its head. They’re finding that, at least in part, you eat what you are—genetically speaking, that is.…

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$ 1.95   |    JANUARY 2005

How to make the switch to healthier fats—without getting fat.…

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$ 1.95   |    JANUARY 2005

Lower blood sugar, avoiding traffic jams, finishing high school all linked to reduced risk.…

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$ 1.95   |    JANUARY 2005

THE NEXT DRUG IN YOUR MEDICINE CABINET might come from the spice aisle of the gro c e ry store .…

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$ 1.95   |    OCTOBER 2006

LADIES, RAISE YOUR GLASSES—of low-fat milk, that is. There’s even more good news about low-fat dairy and women’s health.…

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$ 1.95   |    OCTOBER 2006

NEED ANOTHER REASON to lose that “spare tire”? A large European study suggests that adults who carry much of their fat around the middle may be at increased risk for colon cancer.…

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SEPTEMBER 2007

As if green tea didn’t have enough cheerleaders among the scientific community, a new study based in China has linked the traditional Asian quaff with reducing the risk for colorectal cancer by more than half.…

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$ 1.95   |    AUGUST 2006

JUST IN CASE YOU NEEDED one more good reason to shed those extra pounds, a new study links obesity and breast cancer risk. Unlike genetics or family history, researchers point out, weight is at least a risk factor women can do something about.…

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NOVEMBER 2007

Experts from the American Heart Asso ciation and the American College of sports Medicine(ACSM)recently issued new recommendations for exercising—spelling out minimum levels…

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$ 1.95   |    SEPTEMBER 2006

BOTHERED BY persistent heartburn or acid reflux—the painful symptoms of gastroesophageal reflux disease (GERD), which is caused by stomach acids backing up into your esophagus? Relief may be as close as your bathroom scale.…

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NOVEMBER 2007

New Menu Planner will help you meet healthy-eating goals.…

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NOVEMBER 2007

Worried about your risk of heart disease? Get out the tape measure. A new study indicates that your waist-to-hip ratio is a better predictor of atherosclerosis risk than waist circumference alone or even the highly touted Body Mass Index (BMI).…

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DECEMBER 2007

REGULAR EXERCISE that keeps the heart strong may also strengthen cartilage in the knees and protect older patients from osteoarthritis, according to a new Australian study.…

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$ 1.95   |    DECEMBER 2007

A new study in the UK has shown that a diet rich in fish, fruit and vegetables and low in saturated fats— the main components of what is sometimes called the “Mediterranean diet”…

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DECEMBER 2007

RESEARCHERS in the Netherlands have found another possible benefit of eating more whole grains—a trimmer waistline.…

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OCTOBER 2007

Accepting food cravings and keeping them in check may be an important component of weight management, according to new Tufts research.…

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OCTOBER 2007

DO RECENT FINDINGS linking even diet soft-drink consumption to metabolic syndrome mean, what the heck, you might as well have that sugary cola? Not so fast. It’s true that researchers found that people who consumed one or more soft drink daily were 48% more likely to develop metabolic syndrome—a precursor to heart disease and type-2 diabetes—than those averaging less than one soda daily. Soda drinkers were also at greater risk for components of the syndrome, such as obesity, hypertension and unhealthy cholesterol levels.…

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OCTOBER 2007

For years, you’ve been meaning to make healthy lifestyle changes—eating more fruits and vegetables, exercising, quitting smoking—but you just haven’t followed through. If you’re thinking now it’s too late, a new study says think again!…

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$ 1.95   |    JANUARY 2006

WANT A QUICK ASSESSMENT of your risk for heart disease? Get out the tape measure.…

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$ 1.95   |    FEBRUARY 2006

GETTING UP OFF YOUR DUFF can add almost four years to your life, according to a new analysis of data from the long-running Framingham Heart Study. Although many previous studies have shown a range of health benefits from physical activity—…

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JANUARY 2007

Cardiovascular disease and age-related macular degeneration (AMD) may share common risk factors, such as blood pressure, weight, systemic inflammation and (it’s hypothesized) dysfunction of the cells that line blood vessels. So might an active lifestyle, known to help protect the heart, also help protect your eyes? Researchers at the University of Wisconsin tested that idea in a population-based study of 3,874 citizens of Beaver Dam, Wisc., ages 43 to 86. The study found that regular exercise three or more times a week was associated with as much as a 70% reduction in the risk of developing AMD.…

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$ 1.95   |    SEPTEMBER 2006

CAN A HEART-HEALTHY LIFESTYLE really make a difference? A new study published in the American Heart Association journal Circulation says yes—and that it’s never too late to start. Researchers at the Harvard School of Public Health (HSPH) identified five key healthy lifestyle factors, then looked at 42,847 men, ages 40 to 75, over a 16-year period to see how their lifestyles matched up with risk of coronary heart disease (CHD). The study found that even men taking antihypertensive or lipid-lowering medications may reduce their risk of heart problems through lifestyle choices.…

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$ 1.95   |    MAY 2005

Is the Prilosec shortage giving you heartburn? Now might be the time to switch to a cheaper medication—or to consider diet and lifestyle changes that could prevent heartburn in the first place.…

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JUNE 2008

CONSTANTLY TIRED? Get up off the couch and move! Two new studies add to the growing body of evidence that light exercise—in some cases as little as 10 minutes a day—can do more to replenish energy levels and beat the “blahs” than taking it easy.…

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$ 1.95   |    MAY 2008

Dieting with whole grains trims belly fat and chronic-disease risk.
Cutting calories by filling up on whole grains may be better for your belly as well as your heart. Researchers at Penn State report that dieters who consume plenty of whole grains lose more abdominal fat and improve levels of a marker of inflammation linked to diabetes, hypertension and cardiovascular disease.…

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JULY 2008

A brisk walk may not exactly lead you to the fountain of youth—but a new research review suggests it’s a good start. According to the report in the British Journal of Sports Medicine, vigorous walking for about an hour a day, five times a week, can boost your maximal oxygen intake by as much as 25% within just three months. That’s enough to turn back the clock on 12 years of natural decline with aging. For seniors, it could also add a dozen years of functional independence.…

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JULY 2008

A tape measure may be as good a gauge of healthy weight as your bathroom scale. Though obesity raises your risk for chronic health conditions, recent research suggests that where you carry extra pounds makes a difference. New studies link “belly fat” with increased risk of death, heart disease and cancer, even risk of dementia.…

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JULY 2008

Making some simple dietary changes, losing a few pounds and adding a little light exercise to your daily routine can significantly lower your risk factors for diabetes and heart disease. So says a new Finnish study that found even small lifestyle changes helped reduce abdominal obesity and metabolic syndrome—the cluster of risk factors including waist circumference, blood pressure, cholesterol and blood sugar levels—by as much as 15%.…

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AUGUST 2008

ARE YOU GETTING enough fruits and vegetables to keep your muscles strong as you age? If you’re like most Americans, the answer is probably no.Although you surely already know something about the health benefits of foods from plants, that mention of muscles may surprise you. But new Tufts research suggests that fruits and vegetables rich in potassium may help preserve muscle mass in older adults.Loss of muscle mass with aging leads tosarcopenia, a condition first identified by Tufts scientists that’s associated with frailty and increased risk of dangerous falls.…

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AUGUST 2008

Casting a wide net in the effort to prevent cancer, scientists have found that eating fish—and the omega-3 fatty acids found in fish oil may reduce the risk of colorectal cancer. Lead author Megan N. Hall, ScD, RD, of Columbia University and colleagues studied 21,376 men participating in the Physicians’ Health Study over a span of 22 years. The researchers found that the men who ate the most fish had a 40% reduced risk of colorectal cancer. Similarly, those with the highest dietary intake of omega-3s from fish had a 26% lower risk of colorectal cancer, compared to the men with the lowest intake of omega-3s.…

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$ 1.95   |    AUGUST 2008

Milk may do your body good, but not by helping you lose weight. A new review of 49 randomized clinical trials testing the effect of dairy products and calcium supplements on body weight concludes that neither plays a key role in weight reduction. Despite dairy-industry claims, 41 of the studies reviewed showed no significant effect of dairy consumption on body weight; only five trials had positive weight-loss results, while one linked dairy consumption to a reduced rate of body-fat buildup. Two clinical trials actually associated dairy intake with gaining weight.…

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AUGUST 2008

Here goes one more excuse for not exercising, right out the window: Even if you’re overweight or obese, regular physical activity reduces your risk for heart disease. It’s not just that exercise helps you lose weight. Researchers behind a new study, published in the Archives of Internal Medicine, suspect that physical activity directly combats heart disease.…

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OCTOBER 2008

The “good” type of cholesterol—high-density lipoprotein, or HDL—appears to help protect against heart attack and stroke. Now research suggests HDL may also be good for your memory.…

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OCTOBER 2008

Juice drinks boost your risk, while fruits and vegetables protect you.
A TRIO OF STUDIES published in the Archives of Internal Medicine sheds new light on the importance of diet in the risk of developing type 2 diabetes—and especially the role of calories. In an accompanying editorial, Mark N. Feinglos, MD, and Susan E. Totten, RD, of Duke University Medical Center, summarized the findings: “Until we have more information, we have to assume that calories trump everything else, and that our number-one goal for the reduction of new cases of type 2 diabetes…should be to reduce the intake of high energy, low-benefit foods.”…

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$ 1.95   |    OCTOBER 2008

What’s the real takeaway of the recent, much-publicized study in Israel pitting the controversial Atkins diet against low-fat and Mediterranean-style plans? That depends on your point of view:…

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$ 1.95   |    OCTOBER 2008

While you don’t actually have to begin each entry “Dear Diary,” keeping a food diary can be a valuable tool for losing weight. An observational study of 1,685 overweight or obese patients reports a connection between recording what you eat and successful weight loss: As the number of daily food records per week went up, so did the pounds of weight that subjects dropped.…

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NOVEMBER 2008

THE SAME HEALTHY HABITS that help protect your heart may also reduce your risk of stroke, according to a new study published in Circulation. People who exercised and ate a healthy diet, drank alcohol in moderation, watched their weight and stayed away from smoking were about 80% less likely to suffer the most common type of stroke than those with the unhealthiest habits.…

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NOVEMBER 2008

Looking to reduce your risk of hypertension or lower your already high blood pressure? Lowering your sodium by eschewing the salt-shaker and reducing salt intake from processed foods is an obvious and responsible step. But don’t stop there: Anew research review shows that boosting your potassium level can be just as important for healthy blood pressure—and may protect your heart in the bargain.…

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DECEMBER 2008

While studying the benefits of vitamin K in battling bone loss, Tufts researchers and their colleagues have uncovered an unexpected dividend from the vitamin: Reducing the risk of insulin resistance in older men, thereby helping to protect against diabetes. The study, led by Sarah L. Booth, PhD, director of the Vitamin K Research Laboratory at Tufts’ Jean Mayer USDA Human Nutrition Research Center on Aging, was published in Diabetes Care.

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DECEMBER 2008

You already know that keeping active whether walking the treadmill at the gym or gardening in the backyard-can help your heart and your waistline. Now a major Japanese epidemiological study adds to the growing evidence that getting off the couch can also reduce your risk of cancer.…

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JANUARY 2009

Don’t be intimidated by the figure of 2 1/2 hours a week of physical activity in the new federal exercise guidelines, says Tufts’ Miriam Nelson, PhD, who served as vice chair of the expert panel behind the recommendations. “Any activity is better than nothing. That’s the really important message,” says Nelson, an associate professor at the Friedman School and director of the John Hancock Center for Physical Activity and Nutrition. “Don’t think, ‘I’ll never get there.’ It’s important to take a stepwise approach.”…

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MARCH 2009

Even an occasional workout could cut your risk 18%.
Anew study of the relationship between weight, physical activity and the risk of heart failure in men shows the benefits of losing even a few pounds or exercising just a couple of times a month. On the other hand, men who were both obese and inactive were almost three times as likely to suffer heart failure as lean and active men (See Box).

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MARCH 2009

Tufts researchers have found that low-carbohydrate diets, such as the popular Atkins Diet, may reduce cognitive ability. Researchers theorized that low-carb diets could have a negative impact on thinking and cognition because the brain doesn’t store glucose, its primary fuel, but depends on the body’s production of it from carbohydrates in the diet. After only a day or two, even the glucose stored by the body is exhausted and must be replenished by food.

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MARCH 2009

Although walking is the most popular way adults engage in physical activity, little research has been done on walking’s effect on weight—until now. A new study following 4,995 men and women over a 15-year period finds that regular walking is an effective way to counter the tendency to pack on pounds as people add years to their age.

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NewsBites (58)

 
JANUARY 2006

WANT TO lose weight?Get a dog. Astudy by theUniversity ofMissouri-Columbia’sResearch Centerfor Human-AnimalInteraction foundthat …

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FEBRUARY 2006

TWO NEW REPORTS show how Americans have become couch potatoes. The first, issued by the US Centers for Disease Control and Prevention (CDC), found that 54.1% of American adults fail to get the minimum level of physical activity necessary for health benefits—at least a halfhour daily. …

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FEBRUARY 2006

IF YOU NEED a little help with your New Year’s resolution to lose weight in 2006, try reaching for a stick of chewing gum. A new study from the University of Liverpool in England, presented at the annual meeting of the North American Association for the Study of Obesity,…

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MARCH 2008

WORRIED about your weight? You might want to consider moving to a neighborhood with a better class of restaurants.…

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MARCH 2006

CAN’T STICK TO YOUR exercise routine? Maybe an iPod would help. Research at Fairleigh Dickinson University, presented at the annual conference of NAASO, the Obesity Society, suggests that tuning in to music while exercising helps overweight people stick with it and get better results. The researchers evaluated the effect of music on exercise adherence in 41 moderately obese to overweight women as part of a 24-week weight-loss program. The group that walked to music lost significantly more weight and body fat than those who went tuneless. The music listeners also adhered better to the walking part of the regimen and were less likely to drop out.…

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APRIL 2006

FINALLY, SOME GOOD NEWS on cancer. According to the American Cancer Society, the US recorded its first annual drop in cancer deaths in 70 years.…

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FEBRUARY 2008

A LANDMARK REPORT by a 21- member expert panel points to ways you can reduce your risk of cancer through diet and lifestyle.…

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APRIL 2006

MODERATE ALCOHOL consumption seems to reduce the risk of heart disease and stroke—but could the same cardiovascular benefits also help keep blood vessels in the brain healthier? That’s what researchers at Brigham and Women’s Hospital in Boston and the Harvard Medical School decided to test. Between 1995 and 2001, they evaluated cognitive function in 12,480 participants, ages 70 to 81, in the Nurses’ Health Study, a long-running study of women’s health and lifestyle. They did a follow-up assessment two years later.…

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DECEMBER 2005

WHEN IT COMES TO exercise, the key to heart health isn’t how much you sweat—it’s how much time you put into physical activity.…

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JUNE 2006

WE KNOW our fellow Americans are too fat—but we don’t seem able to see our own obesity in the mirror. That’s the conclusion of a Pew Research Center telephone survey that found 90% of Americans are aware of what’s been called the “obesity epidemic.” Those same respondents, however, reported their own height and weight both taller and slimmer than the actual US average. Men in particular gave themselves two inches of “phantom height” (5-foot-11 versus the actual US median 5-foot-9), lessening the waistline impact of their weight.…

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JANUARY 2008

YOU’VE HEARD ABOUT the health-promoting potential of antioxidants, but how do you find foods high in these plant compounds?…

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DECEMBER 2005

WATCHING your weight, even before the age at which prostate cancer becomes a key concern, may help reduce your risk later in life of prostate-cancer recurrence.…

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DECEMBER 2005

STEPPING ON THE SCALE every day can be one way to make sure you like what you see when you weigh yourself.…

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APRIL 2008

IF YOU’RE TRYING to buy healthier foods in 2008, consider yourself a trendsetter.…

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JULY 2007

MILK MAY DO a body good, but not necessarily by helping you lose weight. Under pressure from the Federal Trade Commission (FTC) and an activist group, the National Dairy Council will drop its ads touting dairy products as an aid to weight loss. The $200 million-plus ad campaign, with slogans such as “Milk your diet. Lose weight!,” promoted consuming three servings daily of dairy to help keep the pounds off.…

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NOVEMBER 2006

HOW MANY calories in that fast-food meal? The answer is probably more than you think, especially if you bought the “supersized” meal.…

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OCTOBER 2005

EVIDENCE CONTINUES to mount that diets often don’t work, at least not over the long haul. Now a study at the City College of San Francisco suggests that dieters may not lose weight, but they do lose happiness.…

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OCTOBER 2005

Vanderbilt University researchers have found that 10-15 minutes of good giggling can burn as many calories as in a medium square of chocolate.…

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AUGUST 2006

IF YOU’RE WATCHING your waistline, don’t lose focus just because somebody else is preparing the food. Americans are eating out more than ever, which may be one reason more than 65% of us are now overweight or obese.…

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AUGUST 2006

GLOBALLY SPEAKING, the US is pulling its own weight—and then some. An American Demographics analysis of World Health Organization data on the 25 most populous nations says the US has nearly 23% of the world’s obese population age 15 and up (versus just 4.6% of the total global population).…

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JANUARY 2005

Suburban sprawl may not only be a blight on the landscape—it might also be bad for your health.…

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SEPTEMBER 2006

AMERICANS MAY BE overweight, but that doesn’t mean they’re ignorant about what they’re eating.…

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NOVEMBER 2007

YOU’VE NO DOUBT seen the TV infomercials in which Kevin Trudeau touts his book, The Weight Loss Cure “They” Don’t Want You to Know About.…

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APRIL 2005

IF YOUR PARENTS carried around a “spare tire,” you may need to work a little harder on keeping your own weight down. Researchers at Saint Louis University School of Public Health have concluded that more than half of the extra pounds some men pack on between young adulthood and middle age can be blamed on their genes. Environmental factors, including diet and exercise, account for the rest.…

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APRIL 2005

HIGH BLOOD PRESSURE isn’t the only identifiable risk factor for stroke—and some of the other key indicators are also factors you can do something about. That’s the conclusion of Swedish researchers who followed more than 28,000 subjects for an average of six years. Among the 466 subjects who suffered a stroke, 12 percent had normal blood pressure (less than 140/90). Stroke victims with normal blood pressure tended to be older, less welleducated, smokers, alcohol nondrinkers and overweight (higher Body Mass Index). They were more likely to have a high-normal blood pressure (greater than 130/85), a history of coronary heart disease, and gastric ulcers (possibly related to a microbe that’s been tied to ulcers as well as plaque in blood vessels).…

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MARCH 2007

MEANWHILE, in other regulatory developments, the Federal Trade Commission (FTC), which monitors advertising, recently penalized four makers of over-the-counter weight-loss products…

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MAY 2005

What are the biggest myths and misconceptions about exercise? …

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JULY 2005

IF YOU’RE ON one of those popular low-carb diets, it may not matter—at least initially—whether you eat more protein or products higher in monounsaturated fats to fill the void left by cutting carbohydrates. In a small study involving 57 overweight and obese volunteers, Australian researchers compared two different low-carb diets: A low-fat, high-protein diet replaced carbohydrates with fairly generous portions of lean meat and fish, plus lowfat dairy products. The higher-fat alternative relied more on plantbased fats such as canola oil, plus nuts, with smaller servings of meat and dairy. Both groups restricted carbohydrates to about one-third of daily calories.…

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JULY 2005

If you’re not always perfect in living a healthy lifestyle, you’re far from alone. A survey by Michigan State University researchers, published in the Archives of Internal Medicine, found that only a tiny fraction of Americans get a perfect score on four key criteria for healthy living. Of the individual indicators, the most commonly achieved was not smoking (76 percent), followed by maintaining a healthy weight (40.1 percent). Only 23.3 percent said they eat at least five servings of fruits and vegetables daily, however, and just 22.2 percent exercise 30 minutes or more, five times a week. Taken together, three percent met all four indicators and 13.8 percent could say yes to three. Only 34.2 percent met even two of the four. Women scored slightly better than men, as did upper-income households, college graduates and people age 65 and older;…

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JUNE 2007

“DO AS WE SAY, not as we do,” seems to be Americans’ motto when it comes to healthy eating, according to a new report by marketing research firm Mintel.…

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AUGUST 2005

THE LEADING SOURCE of calories in the average American diet used to be white bread. But Tufts researchers recently reported that now Americans are drinking their calories instead—in the form of soda pop and sweetened beverages.…

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JUNE 2007

THE FASTESTGROWING segment of America’s overweight population is also the fattest.…

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SEPTEMBER 2005

THE GOOD ol’ Red Delicious is not only America’s most common apple—it’s also among the richest varieties in healthpromoting antioxidants. A Canadian study,…

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SEPTEMBER 2005

Can email help keep your habits healthier? Researchers at the University of Alberta set out to see whether regular email reminders could prod people to eat better and exercise more. Over a 12- week period, they sent weekly emails to 1,600 volunteers at five large Canadian workplaces. The electronic nagging seemed to work:…

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AUGUST 2007

MORE AMERICANS than ever are trying to lose weight, and that’s driving their dietary decisions. Unfortunately, many of those decisions are being made without knowing even the basics about calories and nutrition.…

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SEPTEMBER 2007

AMERICANS are fat and getting fatter—so much so that at current rates, by 2015 75% of US adults will be overweight and 41% will be not just overweight but obese.…

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OCTOBER 2007

IF YOU’VE suspected that all diet plans have pretty much the same results, a new analysis says you’re right. Michael Dan - singer, MD, of the Tufts-New England Medical Center and colleagues looked at results from 46 weight-loss diet studies totaling nearly 12,000 participants. Writing in the Annals of Internal Medicine, they reported that the average weight loss was just 6%—about 10 to 15 pounds—and most dieters regained all the weight they’d lost within five years. No diet significantly bettered that average, nor did weightloss drugs. But even such a small, temporary weight reduction can be a plus for your health, Dr. Dansinger told Reuters: “A modest weight loss of 6% that is partially maintained for five years is likely to have important health benefits such as delaying the onset of diabetes.”…

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MARCH 2008

FEWER AMERICANS say they’re “on a diet” today than a decade ago, and those who are say they’re as concerned about eating more healthily as about losing weight.…

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JULY 2008

THOUGH Americans have good intentions about eating right, those lofty goals don’t always get translated to the grocery list. An FDA survey of 1,221 adults finds that 90% of Americans say they are actively trying to eat a healthy diet. But reported intakes of healthy foods revealed only “mixed adherence to attitudes and intentions.” Only 70% of women and 54% of men thought that nutrition was important to take into account when food shopping.…

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SEPTEMBER 2008

AMERICANS ARE STILL losing the battle of the bulge. From 2005 to 2007, the proportion of US adults who are obese increased by 7% to a nationwide average of 25.6%, according to a new Centers for Disease Control (CDC) report. In three states— Alabama, Mississippi and Tennessee— almost a third of adults were obese. The least-chubby state was Colorado, with 18.7% obese. Not a single state has reached the goal of only 15% obesity by 2010 set by Healthy People 2010, a national health and disease prevention program.…

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DECEMBER 2008

The number of people saying they are “dieting” hit an all-time low in a new market study by the NPD Group, while consumers instead embrace the concept of a “healthy weight.” Dissatisfied with previous dieting attempts, the report said, consumers are abandoning “extreme” diets and focusing on long-term weight management. The survey showed that 29% of women are on a diet, down from 35% a decade ago; only 19% of men said they’re dieting, compared to 23% 10 years ago. …

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DECEMBER 2008

Ironically, even as Americans embrace the so-called “Mediterranean Diet” and new research backs its health benefits, the Mediterranean people themselves are dropping the diet and eating more like us—with negative health consequences. A report from the United Nations’ Food and Agriculture Organization (FAO) warns that over the past 45 years the healthy diet, built around fruits and vegetables, whole grains, fish and unsaturated fats, has“ decayed and become moribund” in its native region.…

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JANUARY 2009

Can obesity increase your risk of cancer? If you’re not sure about the answer—a definite “yes”—you’re not alone. A new survey of 1,545 US women finds that only about half were aware that obesity raises their risk for endometrial, colon and breast cancer. Although 45% of the women were obese themselves, there was no relationship between body weight and knowledge of the obesity-cancer connection. Only 42% were aware that obesity puts them at greater risk of endometrial cancer, which affects the uterine lining, while 53% knew that obesity is associated with colon cancer and 54% knew that obesity boosts breast-cancer risk.…

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JANUARY 2009

Newly diagnosed cases of diabetes rose to 9.1 annually per 1,000 people between 2005 and 2007, up from 4.8 per 1,000 a decade earlier, according to new Centers for Disease Control (CDC)figures. The report, encompassing data from 33 states, found that the soaring incidence of diabetes was worst in the southern region.…

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MARCH 2009

The weight-loss supplement market is awash in fraudulent and adulterated products, according to the US Food and Drug Admini stration (FDA), which has intensified a crackdown to encompass 70 different supplements. Many contain undeclared pharmaceutical ingredients, the agency warns, often in levels far exceeding FDA recommendations. Those ingredients include drugs not approved for use in the US, controlled substances that can affect blood pressure, anti-seizure medications and diuretics, along with drugs implicated in suicide from depression and as carcinogens.

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Maybe there really aren’t “negative calories,” after all. Coca-Cola and Nestlé, makers of the highly touted Enviga beverage that claimed to cause those who drink it to burn more calories than it contains, will stop using phrases such as “drink negative.” The companies have agreed to alter their marketing to settle complaints by attorneys general from 26 states and the District of Columbia, along with paying $650,000.…

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MAY 2009

Maybe there really aren’t “negative calories,” after all. Coca-Cola and Nestlé, makers of the highly touted Enviga beverage that claimed to cause those who drink it to burn more calories than it contains, will stop using phrases such as “drink negative.” The companies have agreed to alter their marketing to settle complaints by attorneys general from 26 states and the District of Columbia, along with paying $650,000.…

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JUNE 2009

YOU could be getting more of a jolt from dietary-supplement pills than you realize. USDA Agricultural Research Service scientists who analyzed 53 dietary supplements found that about half contained the caffeine equivalent of up to two cups of coffee. But supplements aren’t required to list caffeine on the label unless they contain added pure caffeine. …