Due to many reasons: Pain in upper arm can be due to many reasons, like injury, muscle pull, or a pinched nerve, following are common causes 1trauma to shoulder and arm, like rotater cuff(a group of musvles&tendons that stabilise shoulder) or brachial plexus(network of nerves) 2pinch nerves coming from the neck 3 tendinitis that is inflammation in biceps tendon 4sometimes rhematoid arthritis may cause pain in upper arm.
Answered 9/28/2016
5.1k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question