According to a recent article in U.S. News and World Report there are 3 paths in creating pills of youth. Here is a quick summary of each of them.
1. Find drugs which mimic the benefits of caloric restriction. This would be things like resveratrol, and work by Sitrus pharmaceuticals.
2. Looking for clues in the very old. Scientists can study a sample of the 1 out of 7 million people who reach the "supercentenarian" age of 110 with few bad health effects. Looking at their genes or other molecular markers can give us clues to new medicines.
