Strength coaches Eric and Ryan Johnson are the founders of Sons of Strength (New York and Los Angeles). The brothers work with clients ranging from A-list celebrities to professional athletes and weekend warriors. Eric has his B.S. in Exercise Science and is certified as a CSCS, RKC, USAW, and TPI Level 1. In addition to his training as an RKC and USAW sports performance coach, Ryan fights competitively in Muay Thai. For more information on the brothers or to contact them, please visit http://sonsofstrength.com.