Diseases and Conditions Encyclopedia
Tap into this interactive encyclopedia for instant access to information on more than 835 diseases and conditions.
Farming seems to be the most dangerous job. Teens also get hurt in restaurants, supermarkets, retail stores, and other places where they find after-school and summer work.
Walking is easier on your joints, but jogging burns calories more quickly.
A jump rope is simple and rugged. You can work out with it at the gym or in your living room. And it can fit into your purse or even your pocket.
Exercise is good for you. You're probably sick of hearing that message. But did you know too much exercise can make you sick?
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