COMPUTER CONVENIENCE MAY EQUAL BODY STRAIN.

While computers have increased convenience at work and at home, they can be the cause of a number of problems such as tension in the neck and shoulders, lower-back soreness, eye strain, and swelling in the lower legs. "If you work with a computer, you are likely to sit in one position for long periods of time, which tends to shorten your muscles," explains Peter Snell, assistant professor of internal medicine and an exercise physiologist at University of Texas Southwestern Medical Center at Dallas. "By performing a few simple exercises at work, not only do you receive the benefit of stretching your muscles, but it also adds some movement to your day."

Snell suggests incorporating the following exercises into the workday:

* To ease strain on...