Here are some things that can cause pain in the shoulder either sudden or gradual occurrence in the long term.
- Bursitis, inflammation of the shoulder joints.
- Tendinitis, inflammation of the tendons of the shoulder.
- Disorders of the tendons.
- Excessive pressure on soft tissue in the shoulder joint as a result of the motion.
- Dislocation or a broken shoulder bone.
- Arthritis.
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