Subscapularis is one of the four rotator cuff muscles. The muscle also acts to hold the head of the humerus in position and prevents it moving forwards.
- Anterior (costal) surface of the scapula
- Lesser tuberosity of the humerus
- Internal rotation
- Upper and lower subscapular nerves
- Tucking the back of your shirt into your trousers
How can I stretch it?
- External shoulder rotation stretch
How can I strengthen it?
Internal shoulder rotation with a dumbbell