December 8 2017
Watch this video to discover a new full-body HIIT workout set to Imagine Dragons' "Believer."
Everyone knows her name by now—she’s a world record holder and one of the most active human beings you’ll ever meet–and she’s 94 years old! We caught up with Harriette Thompson outside the Rock ‘n’ Roll San Diego expo, ahead of her half marathon and asked a few questions about staying healthy and motivated. Video: James Longhini