Underhand pull-ups
Mainly exercise the following 3 muscles:
1. Biceps. 2. Pectoralis major muscle. 3. External oblique muscle. 3 groups each time, 12 reps in each group.
Underhand pull-ups
Mainly exercise the following 3 muscles:
1. Biceps. 2. Pectoralis major muscle. 3. External oblique muscle. 3 groups each time, 12 reps in each group.