You sweat more after you finish exercising than you do while you exercise. More than 70 percent of the energy that powers your muscles is lost as heat, causing your body temperature to rise during exercise. To keep your body temperature from rising too high, your heart pumps the heat in your blood from your muscles to your skin

Some popular books tell you that because some prehistoric humans lived on large amounts of meat, you should do the same. I think that is lousy advice.

Parents often ask me what their children can do to prepare for their baseball season. Because training is specific, they should be training...

If you want to become very strong, you have to lift weights heavy enough to make your muscles burn. It doesn't make any difference whether you move the weights slowly or rapidly. Just exercise intensely enough so your muscles feel sore the next day.

contributed by Lazslo Pentek I am the owner of Hex Apiaries in Arlington, Virginia, where I raise honeybees and harvest honey using no chemical pesticides,...

Many exercise programs and tests used to measure heart function are based on an unreliable MAXIMUM HEART RATE formula that predicts the fastest your heart can beat and still pump blood through your body. Although this formula is the golden standard used today, it is not based on science.

Can you become very strong by doing isometric exercises in which you push against something that doesn't move, such as a wall? The single...

Sit ups strengthen your belly muscles, provided that you know how to do them. Lie on your back with your knees bent with...

Several years ago a major drug company claimed that its vitamin pills helped to relieve stress from the "complications of everyday life" and gave their products names such as "StressTabs." The New York Attorney General forced them to stop their deceptive advertising, but many people still remember and believe this claim.

Orthotics are special custom arch supports that help to absorb shock and prevent foot pain. To see if orthotics are likely to help you, ask your podiatrist to strap your foot with a special taping procedure called a low-dye strap. If this reduces the pain, you probably will benefit from custom orthotics.