Staying hydrated during exercise: How to get it right

  • You don't have to drink gallons of water to stay hydrated, says Dr. John La Puma, author of ChefMD's "Big Book of Culinary Medicine." "I'd love it if people got more water from eating fruits and vegetables because then they'd get all the other good things that come with them," he says.More from The 5 kinds of headaches istockphoto

    As much as 60% of your body is made up of water and when you work out, you can lose quite a bit.

    The American College of Sports Medicine notes that drinking water helps functioning of the joints and body tissues, the regulation of body temperature, and the transportation of nutrients.

    But some of us don't drink enough, says Nancy Clark, R.D., a sports nutritionist and author of Nancy Clark's Sports Nutrition Guide Book. Here's how to get it right.