Jeff Cavaliere and his work out system changed my life and at the age of 62 discovered that I actually had abs. Never saw them before my entire life. Now at age 69 still following a program of his design called NXT, a full year training system. Lost a total of 40 pounds over time and am in the best shape of my life. I'm a fit, active and flexible 69 year old because of the AthLEAN-X Training System. read more