Cervical arch is mostly caused by cervical muscle strain, self-correction methods are as follows: First, cervical spine health exercises or cervical spine functional exercise, for example, the following: 1, you can carry out cervical spine m word exercise activities, regular neck up, head down, left and right turn, cervical stretching exercise; 2, small swallow fly: you can lie on a hard bed, stomach against the bed, the neck and lower limbs upward, can enhance the strength of the neck muscles, increase the stability of the cervical spine; Second, swimming exercise: such as breaststroke, the improvement of cervical arch is also very effective.