Few players attuned themselves to the physical demands of tennis like Hall of Famer Jim Courier, especially on clay. The two-time Roland-Garros champion details the commitment to fitness that transformed him from a promising junior into a 4-time major champion. Discover how his legendary conditioning allowed him to dominate the toughest five-set matches and ultimately earn his place in the International Tennis Hall of Fame.This episode is part of the International Tennis Hall of Fame's TennisWorthy short-form series. View more TennisWorthy stories at tennisfame.com/tennisworthy.