No one said it would be easy for Matt Harvey, who had a rib removed in 2016 to help correct Thoracic Outlet Syndrome in the right side of his upper body. The moment he went under the knife he put himself on a rocky, unpredictable road that has not ended well for similar pitchers before him...
TOS is the compression of the nerves and blood vessels that run from the spinal cord in the neck, under the collarbone and down the arm. In most cases, initial symptoms include muscle atrophy, numbness, tingling in the arm, and a struggle to grip things, such as a baseball.