Soreness and pain in both shoulders can be caused by the following reasons:1. Due to prolonged high-load labor, the tendons, ligaments, and muscles around the shoulder joints on both sides are damaged and strained, and the accumulation of metabolites stimulates the inflammatory reaction, leading to soreness and pain.2. It can be seen in patients with degeneration and hyperplasia of the bone, and the bone around the shoulder joints will also have corresponding hyperplasia and degeneration, narrowing of the joint space, and degeneration of the articular cartilage, leading to arthritis after activities, and soreness and pain in shoulders can also occur.3. The degeneration of the joint space and the degeneration of the articular cartilage will lead to arthritis after the activity, and the symptoms of soreness and pain in the shoulder will also appear. 3, it can be seen in cervical spondylosis, due to the cervical vertebrae have degeneration and hyperplasia, which will lead to the influence of the nerves around the shoulder joints, and thus symptoms of soreness and pain will appear. It is recommended that patients go to the hospital for a detailed examination, and take appropriate treatment after a clear diagnosis.