https://www.healthcentral.com/article/does-sen-john-mccain-have-shoulder-osteoarthritis
Osteoarthritis

Does Sen. John McCain have shoulder osteoarthritis?

    Grant Cooper, M.D.

    Grant Cooper, M.D.

    Grant Cooper is a board certified, fellowship-trained physician who specializes in the non-operative treatment of spine, joint and muscle pain. He wrote for HealthCentral as a health professional for Osteoarthritis.