Sore shoulders after push-ups can be relieved by hot and cold compresses, massage, and other ways, without the use of drugs and other special treatment. 1. The reason for sore shoulders after push-ups is that push-ups are an anaerobic exercise for the muscles, and glucose is broken down into lactic acid during anaerobic exercise, and when lactic acid accumulates in the muscles, it leads to muscle soreness, which is a normal physiological phenomenon, and does not require any special treatment. 2. For shoulder soreness, you can use hot and cold compresses to deal with it, use cold compresses within 72 hours, and use hot compresses after 72 hours, which can promote local blood circulation and lift the accumulation of lactic acid. Massage can also be performed, also can promote blood circulation, reduce the symptoms of pain. Hot compresses and physical therapy can also be used to relieve symptoms.