Getting up in the morning and having pain on one side of the neck may be caused by pillow fall, shoulder and neck muscle injury, cervical spondylosis, etc., which can be relieved by physical therapy, massage, aerobic exercise and medication. 1. Falling pillow: Incorrect sleeping position or too high pillow can lead to falling pillow, i.e. shoulder and neck fasciitis, which can cause pain on one side of the neck. Physical therapy such as magnetic therapy, wax therapy and shock wave can be used to relax the spastic soft tissues and reduce the pain. Pain can also be relieved by applying acupressure to the neck muscles to relax the shoulder and neck muscles. You can also follow the doctor’s advice to take ibuprofen and other analgesic drugs to relieve pain. 2. Muscle injury: If muscle injury causes pain on one side of the neck, infrared therapy, ultrasound therapy and other physical therapy can be carried out to promote the absorption of inflammatory substances to relieve pain. You can also perform neck rotation, back and forth stretching resistance and other exercises to enhance the strength of the neck muscles and reduce pain. You can also take anti-inflammatory and analgesic drugs such as celecoxib to relieve pain. 3. Cervical spondylosis: When the cervical spine structure degenerates, it will compress the surrounding tissues and cause pain on one side of the neck. At this time, magnetic therapy, intermediate frequency electrical stimulation and other physical therapy can be carried out to promote local blood circulation, relax the muscles. Anti-inflammatory drugs such as diclofenac sodium can also be taken to reduce pain. You can also improve the discomfort of cervical spine by performing neck stretching and other exercises under the guidance of professional doctors. Therefore, when you wake up early with symptoms of pain on one side of the neck, you should go to a regular hospital to identify the cause of the disease and treat the cause, do not blindly use drugs.