Science Magazine and its online companion sites team up to review the science of sport, in a special collection of articles published beginning 30 July 2004 -- just in time for the start of the Summer Olympics in Athens. In a special section in
Science, titled "Testing Human Limits," a series of News features explores the physiology, technology, and in some cases pharmacology that lie behind the kinds of athletic feats that will be on display in Athens during August. Articles in the
Signal Transduction Knowledge Environment review the signaling properties underlying the activity of "designer" steroids and the biochemical regulators of muscle mass. The
Science of Aging Knowledge Environment looks the hype and potential therapeutic benefits of growth hormone. And
Science's Next Wave offers a month-long series on career opportunities in sports science.