Fitness myths debunked
Do you burn more calories in cold weather and does stretching before workouts prevent injuries? » Find out
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http://health.yahoo.com/experts/healthieryou/8078/fitness-myths-busted/
Fitness Myths Busted !
By Lucy Danziger, SELF Editor-in-Chief - Posted on Tue, Jan 20, 2009, 5:26 pm PST
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MYTH: Lifting heavy weights make women bulk up.
REALITY: Women don’t have enough of the muscle-building hormone testosterone to get bulky, even using heavy weights. The truth is, some people will gain muscle faster than they lose fat, so they may look bigger until they shed some of the flab and reveal the slim, toned muscles underneath. Shape sleek muscles with this workout from The Biggest Loser's Jillian Michaels.
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MYTH: Stretching before exercise prevents injuries and enhances performance.
REALITY: Researchers are still scratching their head over this one, since studies have yet to show conclusively that limbering up has any effect on staving off strains and other injuries. But they do know that stretching regularly can make bending, reaching, twisting and lifting easier. Best move: Save your stretching for post-exercise, when muscles are warm.
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