Cervical spine physiological curvature straightening changes caused by hands inflexible, generally can take cervical traction, acupuncture, physical therapy, drug therapy, surgery. Cervical spine physiological curvature straightening hands inflexible, considered to be the neck muscle tension caused by nerve irritation, this situation can be performed cervical traction, so that the neck muscle relaxation, cervical vertebrae pressure to reduce the pressure on the nerves to get better. Acupuncture and moxibustion can also be used in the neck to unblock the meridians and relieve the pain and discomfort. It can usually treat pain, numbness and weakness in the upper limbs. At the same time, medication can be used, such as the nerve-nourishing drug methylcobalamin dispersible tablets. Oral muscle relaxant medications, such as Cotrimoxazole or Eperisone, can also be taken. Physical therapy, commonly including massage, medium frequency pulse physiotherapy or interferential electric therapy. If conservative treatment is ineffective, surgery can be considered to release the compressed nerves. Therefore, if the cervical spine physiological curvature becomes straight and the hands are not flexible, it is necessary to go to the hospital for further treatment. The above drugs should be used under the guidance of a doctor, avoid self-medication.