Jeff Cavaliere is a renowned strength coach, physical therapist, with over 20 years of experience in fitness training, personal coaching, and sports performance. As a former head physical therapist and assistant strength coach, Jeff combines cutting-edge science with real-world athletic training to help millions build muscle, prevent injury, and train like athletes. His expertise and engaging style have made ATHLEAN-X a globally respected brand in the fitness industry. Find him on Instagram @athleanx.