How rotator cuff injuries occur

The video discusses the vulnerability of young athletes and people involved in repetitive overhead activities to rotator cuff issues. It explains the anatomy of the rotator cuff and bursa, highlighting their roles in arm movement. The video also covers how repetitive arm movements can lead to inflammation and potential tears in the rotator cuff if untreated.

What happens to the bursa when the arm is rotated or lifted repeatedly?

What could be a consequence of untreated inflammation of the bursa and rotator cuff?