Neck and back tendon pain heals in a few days, and its healing time varies depending on the condition, which is determined by the cause of the pain, the treatment, and the severity of the pain. If the neck or back tendon pain is caused by an acute injury, it can usually get better in 1-2 weeks through aggressive treatment and the use of bruxism medication. If the neck and back tendon pain is due to muscle strain caused by long-term exertion or due to cervical spondylosis, the pain usually lasts for a long time, some can be as long as 2-3 months, and the recovery time can be shortened by physiotherapy, baking electricity and traction treatment, but it takes more than a month to heal.