Episode 488: Mark Sisson: How to Look 40 at 70 (The Real Secrets Behind His Age-Defying Body)

Listen to the full episode: https://www.youtube.com/watch?v=_XENYK73THs At 70, Mark Sisson looks better than most people half his age. In this Fitness Friday episode, I’m sharing an excerpt from our conversation where he shares the counterintuitive strategies that kept him injury-free and thriving…