Uncover the secrets of strengthening your body to live like you're 20 years old again. Do you frequently suffer from back pain, neck discomfort, or exhaustion? Do you long for the energy of a young man who doesn't fall asleep in front of the TV at 8 PM on a Friday night? Are you looking for a detailed plan that you can follow without having to do tons of research? Here's a question for you: how do you think celebrities like...