The causes of discomfort on the right side of the neck mainly include the following aspects: First, it is considered to be caused by cervical spondylosis, mostly due to long-term ambulatory work or long-term head down to look at the cell phone, play computer, etc., resulting in muscle adhesion in the neck and shoulder, which in turn causes cervical disc protrusion, cervical hyperplasia compression of the nucleus pulposus causes discomfort on the right side of the neck. Some serious cases are accompanied by radiating pain in the right upper limb, etc. It is necessary to go to the orthopedic department of the hospital and perform neck X-ray examination to clarify, and in serious cases, surgery is also required. Second, consider is due to sleep at night is not the correct posture caused by the pillow, and then cause discomfort on the right side of the neck. This cause of discomfort more need to go to the hospital physical therapy department, through the line of massage, massage, acupuncture and with the baking lamp and other symptomatic treatment to reduce symptoms, usually choose the right height pillow when resting, to avoid repeatedly fallen pillow.