It is a racket sport in which two or four players strike the ball with their rackets onto the playable surfaces of the four-walled court. The squash players should alternate in striking the ball, which is a hollow rubber ball with about 4 cm in diameter and about 24 grams in weight. A professional squash games lasts between 60 and 90 minutes.
*See “Energy Systems” under the section of “Sports Nutrition”.
**See “Carbohydrate Loading” under the section of “Sports Nutrition”.
***Your body weight and body metabolism are important elements affecting the average calories you burn during any physical activities. This is the average amount of calories burned by a person with a body weight of 155 Ibs (70 Kg) within one hour of this sport.
For the “energy paths” of this sport, see the “energy map” below.