... Tingling (paresthesias) in the arm usually is traceable to impingement of one of the upper thoracic nerves by either a disc or a vertebra or an arthritic process or even a tendon injury near the nerve root. If it goes on long, often a chiropractor or some light traction can afford a quick cure. I doubt it has anything to do with the myalgia or myositis of statin use which... (5 replies)