There are many reasons for the pain on both sides of the neck: First, it may be a pillow, incorrect sleeping posture at night causes pain on both sides of the neck, you can use a towel hot compress, kneading method to relieve pain, do not use too high a pillow, correct sleeping posture. Second, neck strain, prolonged poor sitting posture, low head ambulation leads to damage to the neck muscles, so that the neck pain, it is recommended that more daily activities of the neck, do neck health exercises, such as rice exercises. Third, the neck is cold, mostly do not pay attention to the neck warm, blowing fans, air conditioning, it is recommended to pay more attention to the neck warm, reduce air conditioning, fans blowing directly on the body. Fourth, trauma causes, such as sprains, traffic accidents, heavy blows from foreign objects, etc. Fifth, cervical spondylosis will appear neck and shoulder pain, upper limb pain, numbness, the above situation is recommended to go to the hospital for detailed examination to avoid delaying the disease.