Certain conditions that can cause swelling in the carpal tunnel and put pressure on the nerves leading to the hand. If the wrist area is smaller than usual, repetitive movement or swelling caused by hormones, thyroid conditions, pregnancy, etc., may cause irritation and inflammation, leading to a true case of carpal tunnel syndrome.
Muscle spasms in the chest.
Neck vertebrae that need chiropractic adjustment. Nerves that are pressed between the collarbone and first rib 4. Clenching or grinding teeth, which can cause myofascial pain dysfunction syndrome, affecting the whole body, shoulders, arms and hands included. Look at your posture now while you're at your 'puter. Avoid that consequence by correcting your posture and computer work habits and having your spine checked periodically by your chiropractor.