A recent study finds that the performance-enhancing claims of dozens of fitness products don’t hold up to scientific scrutiny
Exercise
We Burn as Many Calories as Hunter-Gatherers, So What Makes Us Fat?
Contrary to conventional wisdom, detailed energy measurements show that while hunter-gatherers may be more physically active than the rest of us, they don’t burn more calories thanks to their lower metabolisms
Severely Obese Kids Have Heart Disease Risk Factors as Early as Age 2
A Dutch study finds that high blood pressure, high cholesterol and high blood sugar are the norm, not the exception, among severely overweight children and adolescents
Lack of Exercise as Deadly as Smoking, Study Finds
When it comes to being couch potatoes, Americans aren’t alone. Physical inactivity has become a global pandemic, say researchers in a series of related papers published in the journal Lancet.
Is Being Healthy Taking a Bite Out of Your Budget?
Staying fit and healthy saves you serious cash in the long run, but that doesn’t mean you have to spend a lot to get there. Some tips for making good health affordable
Get Up! Sitting Less Can Add Years to Your Life
Whether you exercise every day or not, you still need to cut down the time you spend sitting in a chair
Doctors Should Screen All Adults for Obesity, U.S. Panel Says
With more American adults qualifying as obese than ever before, doctors should be screening all adult patients for unhealthy weight, says a government panel.
Regular Exercise Can Help Lower Breast Cancer Risk
Exercise can lower women’s risk of breast cancer, but how much exercise is enough and at what age do women have to be physically active to benefit?
24 Tips For a Fitter, Happier Summer Vacation
Whether you’re relaxing on the beach or exploring a new city, a pause in your normal routine can make it tough to stay fit — not to mention all those meals out and indulging in a few (O.K., a lot of) cocktails. The good news: …
Extreme Workouts: When Exercise Does More Harm than Good
Researchers say there’s an optimal “dose” of exercise that benefits the heart and extends life. Beyond that point, you’re not doing yourself any favors.
Is Exercise Harmful for Some People?
For some healthy people, exercise may actually increase heart risk, according to a paper published this week in the journal PLoS One.
Blessed Are the Sleek? Why God Wants You to Be Thin
Megapastor and bestselling author Rick Warren believes he has an answer to America’s obesity epidemic — and it lies in the Book of Daniel. (The full story appears in this week’s issue of TIME, available to subscribers here.)
The Book of Daniel: Is It Really About Diet?
Why an ancient Jewish scripture has led 15,000 members of a modern megachurch to lose megaweight.