The causes of pain on both sides of the neck behind the ears mainly include neck and shoulder syndrome, trauma, etc., as follows: 1, neck and shoulder syndrome: mostly due to long-term paperwork or often playing cell phones, games, etc., resulting in damage to the muscles and soft tissues of the neck and shoulder of the body, which in turn causes pain, for the pain caused by neck and shoulder syndrome, usually need to develop good working habits, every 40 minutes or so For pain caused by neck and shoulder syndrome, you need to develop good working habits, look up and look into the distance every 40 minutes or so, and cooperate with acupuncture, massage and acupuncture point compress and other physiotherapy treatments. 2. Trauma, etc.: If the pain is caused by damage to muscles and soft tissues, you need to have a clear history of trauma and severe pain, and if necessary, you need to go to the orthopedic department of the hospital and take a CT examination to clarify whether there is cervical spine injury.