The rowing machine can exercise the muscles of the legs, waist, upper limbs, chestand back. When using a rowing machine, the flexion and extension motion, the stroke with eachstroke, makes most of the muscles in the body work, which is very beneficial to themuscles that do not normally participate in the exercise. When pulling the handle, thearm is exercised back and forth; The shoulders need to be involved in support andexercise when exerting force; The back supports the upper body and the lower body,and it needs to exert power when rowing.