Biceps of arm: the arm is bent, each group 10. Do as many groups as possible, and the rest between groups is less than 1 minute.

Triceps brachii: You can choose push-ups (by the way, you can practice chest muscles), and you can choose post-flexion when you practice alone, with 65,438+00 in each group. Do as many groups as you can, and the rest between groups is less than 1 minute.

Forearm muscles (there are many muscles and complicated functions, so I won't talk about them one by one). The main movements are: wrist rolling (both forehand and backhand) and hand holding (hand holding is the muscle group responsible for finger holding and finger stretching, and I don't know how to exercise ...)