Experiments in simpler organisms like worms and yeast have also seemed to implicate mTOR in the aging process.

FORBES: Magazine Article

An estimated 30, 000 Americans, up from 2, 000 in the mid-1990s, are shooting up in the hope of fending off the aging process, according to the American Academy of Anti-Aging Medicine, a professional society of doctors.

FORBES: Sweet syringe of youth

He hopes to learn, among other things, whether older people are immune to that effect, or whether it manifests itself in different ways in people who have already been through the aging process.

CNN: It's official: Glenn will return to space

But the inevitable aging process has taken its toll in past years and has overtaken his hard work.

WSJ: N.Y. Yankees: There's No Defense for Derek Jeter's Glove