Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The humerus is the only bone in the upper arm. It connects to the shoulder and elbow joint.The humerus works with muscles to raise and rotate ...

Bone spurs in the shoulders may develop as a result of degenerative joint conditions as well as injuries and general wear and tear. At first, a bone spur in the shoulder may not present any symptoms.

The shoulder is a mobile and complex joint that is prone to dislocation and injury. Several types of shoulder surgery can address and correct various shoulder symptoms. Surgery can repair several ...

Painful shoulder conditions, such as shoulder arthritis and rotator cuff tears, are common. Treatments such as medications, physical therapy, and steroid injections can help, but sometimes surgical ...

Surgeons may perform osteoarthritis shoulder surgery in severe cases of osteoarthritis. The main types include arthroscopy and total shoulder replacement. Surgery can help relieve pain and restore ...

Our bones are actually an organ, and they make up about 12% of our body weight. Adults have 206 bones. Infants start with 270 ...