Rotator cuff: @ your age pain w/ motion away from your body is most likely related to the rotator cuff.Tendinitis/ bursitis can also cause pain w/ sleeping on the affected side.The rotator cuff initiates abduction of the arm and are important " fine tuners" of motion, esp. External rotation in conjunction w/ the powerful deltoid. If your pain continues or u develop any weakness see your ors. Gl!
Answered 2/9/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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