Action one
Look ahead, bend your head as hard as you can, and then slowly lean back. When you reach the maximum, slowly recover your posture and look forward.
Action 2
Look forward, first bend your neck to the left, then slowly bend it to the right, and finally slowly recover your posture and look forward.
test result
(1) No noise, no pain:
The cervical vertebra is still healthy, please continue to protect it.
(2) There is noise and no pain;
The cervical spine is in good condition, although it has a little degeneration, but it has no clinical symptoms. Change bad habits in time, exercise the neck properly, and control the degeneration in a slight state.
(3) More noise accompanied by pain:
There is something wrong with the cervical spine, which may be a serious degeneration. It needs doctors' detailed diagnosis and treatment measures to relieve discomfort and promote the recovery of cervical spine.