After strenuous exercise, the back of the head swelling and pain is mainly considered cervical spondylosis, cerebral vascular spasm or rupture and other conditions. 1. Cervical spondylosis: the muscles around the cervical spine are strongly pulled during strenuous exercise, and the patient will have occipital distension and pain, as well as stiffness of the neck and shoulders, or numbness and dizziness and other symptoms. 2. Cerebral vasospasm: patients do not replenish water in time during strenuous exercise, resulting in cerebral vasospasm and contraction, thus causing occipital pain. 3. Cerebrovascular rupture: If the pain in the occipital region is severe after strenuous exercise, accompanied by jet-like nausea and vomiting, it is considered that the cerebrovascular rupture and subarachnoid hemorrhage. In addition, psychological and emotional factors and other underlying disease effects cannot be excluded. There are many causes of post-exercise pain in the brain, which should be examined in the cranial department of the doctor in time to make a clear diagnosis.