It is the only bone in the upper arm, and it is also the largest bone in the upper extremity. The top of the humerus joins with an area called the glenoid fossa on the scapula or shoulder blade to ...

It includes the bicep muscles that sit in front of the humerus, which is the main bone of the upper arm. There are three muscles in the anterior compartment: The posterior compartment refers to ...

The humerus bone is located in the upper arm between the elbow and shoulder. It’s the longest bone in the arm, and supports movement in the arm and shoulder. Keep reading to learn more about ...

The humerus is the long bone of your upper arm. It extends from your shoulder to your elbow, where it joins with the ulna and radius bones of your forearm. A humerus fracture refers to any break ...