what muscles do push ups use
Push ups work a number of the muscle groups of your upper torso. The following muscle groups are trained when doing push ups: 1  Pectoral muscles. 2  Triceps (back of the arm).3  Biceps (front of the arm). 4  Front and rear heads of the deltoids.he short answer to the question, what muscles do push ups work is that they work the muscles of your upper torso. This is a simplification however. The muscles of your upper torso include the following: 1  Pectoral muscles (pectoralis major and pectoralis minor).