Rebound

Giancarlo Stanton and Justin Verlander's trainer (and coauthor of Foundation ) shares a total body program that focuses on functional fitness and core strength for a pain-free, active lifestyle Peter Park is a go-to trainer who has worked with pro athletes (Justin Verlander, Giancarlo Stanton) and celebrities (Matthew McConaughey, Maria Shriver, Rob Lowe). Park himself is a three-time World's Toughest Triathlon Winner. As one of his clients says, "Having Peter as your trainer is kind of like hav