06.24.2004:Bulked-Up Boy Teaches Docs About Muscle Protein

From our Reuters Health News Feed:

Doctors are studying a 5-year-old German boy whose upper arms and legs are almost twice the size of his peers to learn what happens when the body does not produce a protein that limits muscular development.......

Products that claim to regulate myostatin, most of them untested, are already being used by athletes and bodybuilders looking for an easier way to bulk up, Elizabeth McNally, of the University of Chicago, said in a Journal commentary.