John Flagg Author

John Flagg is a strength coach, athletic trainer, and competitive powerlifter. He is the owner of Rebuild Stronger, an online coaching company that helps powerlifting, weightlifting, and strongman athletes return from injury and overcome training plateaus. He has helped thousands of athletes recover from injuries while also developing elite athletes preparing for national and international levels of competition. He currently coaches nearly 100 athletes, both online and in person. He is also the cohost of the Rebuild Stronger podcast, covering all things related to strength training and health.