Deltoid Muscle Anatomy and Function
The deltoid muscle is the main muscle of the shoulder. A triangle-shaped muscle, it helps move your upper arm and stabilizes the shoulder joint.
The deltoid muscle is the main muscle of the shoulder. A triangle-shaped muscle, it helps move your upper arm and stabilizes the shoulder joint.
Research shows that collagen supplements may also have many benefits for our physical health too—which could be important for enhancing athletic performance, reducing the risk of injury and improving quality of life as we get older.
Chondromalacia patella occurs when the cartilage at the back of the kneecap begins to soften and break down. This breakdown causes the kneecap to grind against the leg bones that join to form the knee joint, resulting in pain that worsens with activity.
Subacromial decompression with arthroscopic rotator cuff repair yielded a 21% risk reduction for revision compared with repair alone.
Knee pain is one of the most common physical complaints for adults, affecting roughly one in four Americans over age 60. Although surgery may be required for the most severe cases, many people can get relief from a less invasive procedure: injections into the joint.