The old wives of the world have been telling their tales for years without consequence, but this year we confronted their misinformation in our weekly debunking of common health myths. Does wearing a hat really cause baldness? Does cracking your knuckles actually lead to arthritis? Can you ever catch up on missed sleep? Some of the answers may surprise you. Click through to get to the bottom of this year's top 15 health myths.
Is Working Out in the Heat Bad for You?
Let's get a few facts about working out in the heat straight. First, most heart attacks happen in cold weather, according to the American Heart Association. That's because frigid temperatures constrict your veins and slow your blood flow; hot weather has the opposite effect. What about those über-fit marathoners and triathletes who succumb to heat-related illnesses during a race? Well, no one really knows why some are stricken and others aren't. Which brings us to three important rules for working out in the heat.
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- health and fitness,
- health myths
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