
Weakness leads to
- Shoulder blade/scapular wingingprotrudes like the wing of a bird.
- Decreased ability to raise the arm, oftentimes becomes increasingly difficult
- Rounded shoulder
- Pec minor will overwork
- Weak serratus can lead to unwanted movement within the shoulder joint (excessive humeral elevation and anterior translation), poor mechanics and eventual injury such as an impingement or rotator cuff tear.
Strengthen by
- Proper posture
- Relaxing the stiffness
- Destraining the overstretched
- Building muscle strength