Straightening of cervical curvature is also known as cervical retroversion. Common exercise methods include correcting bad posture, cat stretching, and neck assisted stretching exercises. 1. Changing bad posture: Straightening of cervical curvature is mainly related to long-term maintenance of low head posture and high pillow, patients should correct bad posture before exercise and treatment to promote curvature recovery. 2. Cat stretching: to train the spinal extension and open the spinal mobility. The patient is in a prone position, with both hands and knees on the ground, arching the upper back, lowering the head, lowering the chest to the lowest, and tilting the head. One set of 10 times, 2~3 sets. 3 posterior cervical muscle training: the patient sits on a chair, the upper body is upright, with the help of a towel set on the neck and straighten it forward, tighten the chin, tilt the head back, hold it for 10 seconds, relax the body to return to the original position, repeat 10 times. It is recommended that patients with symptoms of cervical spine retrograde timely consultation, treatment under the guidance of a professional doctor, according to the specific circumstances of the arrangement of training, to avoid the adverse consequences.