Swollen middle finger joints can be attributed to a condition known as trigger finger, which is a type of tendonitis that has developed in the tendons that allow the fingers to bend according to Eaton Hand, the electronic textbook of hand surgery. Tendonitis is a result of the body's own tendency to collect fluids around the tendons and joints and may be caused and aggravated by repetitive or strenuous activities.
Surgery is a last resort for trigger finger and is not the only treatment option, according to WebMD. Surgery is only used when no other treatment options have proven effective and the trigger finger is interfering with quality of life.Full Answer >
Repeated or forceful movements, rheumatoid arthritis, gout and diabetes can cause trigger finger, according to WebMD. The catching or locking that is called trigger finger occurs when a tendon that controls the finger is inflamed.Full Answer >
Some people bite the insides of their cheeks due to a condition known as keratosis, a type of obsessive-compulsive disorder, according to GoodTherapy.org. The repetitive behavior often begins in childhood and can last into adulthood. It may be a compulsive reaction to anxiety and stress.Full Answer >
According to WebMD, chronic muscle pain is likely caused by a condition known as myofascial pain syndrome, or MPS. Another possible cause is fibromyalgia, which is the most common musculoskeletal condition after osteoarthritis. MPS is usually somewhat localized to specific trigger or tender points, while fibromyalgia can be experienced as a general, all-over-body pain.Full Answer >