Cervical pain occurs after exercise, and the pain is obvious when turning around. In this case, it is considered that the possibility of cervical muscle injury is relatively large. It is suggested that you control the activity of cervical vertebra in recent days, and you can apply local hot compress or topical ointment for promoting blood circulation and relieving pain, so as to minimize the actions that cause cervical vertebra pain, and it will gradually improve. If you don't get better, you can go to the hospital for a film examination.