Phase of swing | Left upper body/trunk | Right upper body/trunk |
---|---|---|
Back swing | Subscapularis (33%) | Upper trapezius (52%) |
Upper serratus (30%) | Middle trapezuis (37%) | |
Forward swing | Rhomboid (68%) | Pectoralis major (64%) |
Middle trapezius (51%) | Upper serratus (58%) | |
Acceleration | Pectoralis major (93%) | Pectoralis major (93%) |
Levator scapulae (62%) | Upper serratus (69%) | |
Early follow through | Pectoralis major (74%) | Pectoralis major (74%) |
Infraspinatus (61%) | Subscapularis (64%) | |
Late follow through | Infraspinatus (40%) | Subscapularis (56%) |
pectoralis major (39%) | Upper and lower serratus (40%) |