The Fountain of Youth?

If you watched Barbara Walters' special on longevity last night ("Living to 150...Can You Do It?"), you heard about this amazing molecule called resveratrol, which acts on the genes that play a key role in the aging process. Resveratrol is found naturally in red wine - but the dose you're getting with your nightly glass is probably nowhere near enough to make a difference. So, it's currently