Proper nutrition provides athletes with the energy, nutrients and hydration they need to progress in their training and perform optimally. In addition to following a healthy diet, athletes must pay particular attention to gaining muscle and losing fat, which together improve athletic performance. To power workouts and games, and to ensure a strong recovery, elite athletes take care to eat properly and to hydrate before, during and after workouts and competitions. In some situations, athletes gain an edge with prescribed use of safe supplements. Learn how elite athletes supercharge their performance by following scientifically-supported nutrition strategies.