Importance of nutritions and exercise plan for athlete

Athletes need to feed their bodies continually in order to perform at their peak. Practice, game, and tournament
play place specific nutritional and physical demands on the athlete. These demands can be met with a well designed nutrition and exercise program.

They must take into account :

physical demands of their sport (intensity, duration, frequency), their size, and the environment (temperature,
humidity, etc.) in which they practice and compete