De Quervain's tenosynovitis is a condition that causes pain associated with the movement of the thumb and wrist. The cause of the pain of de Quervain's is inflammation within a confined area around the base of the thumb.
According to the Cleveland Clinic, people who frequently swim are at risk of shoulder issues from overuse. In fact, 65% of swimmers experience a shoulder injury during their lifetime, but they are not the only ones.
Wrist anatomy is complex, and finding the cause of your pain can be tricky. Wrist pain may feel sharp, dull, achy, or like pins and needles. Pain can occur when you bend your wrist forward, flex it backward, put pressure on it, or rotate it to turn a doorknob.
Shoulder pain can range from mild to severe and can come on suddenly or build up over time. Shoulder pain causes include fractures, tissue inflammation or tears, joint or ligament instability, and arthritis.
Arthritis in the AC joint is a most common cause of shoulder pain in adults. Arthritis here usually develops when the smooth cartilage between your scapula and collar bone wears down, becoming thin and rough. This can cause pain and inflammation in the joint when the end of your bones rub against each other.
