Summary: Top performance coach. Trainer of NFL first-round draft picks. Motivator and innovator. Those are just a few of the titles MARK VERSTEGEN wears. He's the founder of Athletes' Performance, where many of the top athletes in sports train, and the creator of the Core Performance system, which has helped people live strong, high-performance, pain-free lives. His new book CORE PERFORMANCE GOLF, co-authored by Fitness Buff host Pete Williams, shows readers how to apply the Core Performance system to go
