Word: researching
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Dates: during 2000-2009
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...their oldest patients to exercise, which is sound advice for many reasons: People who regularly exercise are at significantly lower risk for all manner of diseases - those of the heart in particular. They less often develop cancer, diabetes and many other illnesses. But the past few years of obesity research show that the role of exercise in weight loss has been wildly overstated. (Read "Losing Weight: Can Exercise Trump Genes...
...Some of us can will ourselves to overcome our basic psychology, but most of us won't be very successful. "The most powerful determinant of your dietary intake is your energy expenditure," says Steven Gortmaker, who heads Harvard's Prevention Research Center on Nutrition and Physical Activity. "If you're more physically active, you're going to get hungry and eat more." Gortmaker, who has studied childhood obesity, is even suspicious of the playgrounds at fast-food restaurants. "Why would they build those?" he asks. "I know it sounds kind of like conspiracy theory, but you have to think...
...although the muscle-fat relationship is often misunderstood. According to calculations published in the journal Obesity Research by a Columbia University team in 2001, a pound of muscle burns approximately six calories a day in a resting body, compared with the two calories that a pound of fat burns. Which means that after you work out hard enough to convert, say, 10 lb. of fat to muscle - a major achievement - you would be able to eat only an extra 40 calories per day, about the amount in a teaspoon of butter, before beginning to gain weight. Good luck with that...
Together with Shively's findings, says Dr. David Katz, director and co-founder of the Yale Prevention Research Center, the human data suggest a possible cause-and-effect link: stress may promote accumulation of visceral fat, which in turn causes metabolic changes in the body that contribute to heart disease and other health problems...
...This study shows that psychological stress, which we know can affect stress-hormone levels, can have a fairly rapid influence on where extra calories go," he says. "I'm generally quite cautious about animal research, but here I think we're seeing something that has direct relevance to human health as well...