Shoulder pain with arm pain may have the following causes: first, shoulder disease, when the shoulder joint has rotator cuff tears or frozen shoulder, shoulder pain can occur, which can radiate to the distal end of the upper arm on the same side, then there can be symptoms of shoulder pain with arm pain. When cervical spondylosis is neurogenic cervical spondylosis, it can compress the nerve roots and cause numbness and pain in the shoulder and arm, The symptoms of soreness, pain and weakness, especially at night when sleeping under pressure or cold, are very obvious.