Post-ejaculation brain pain, may be over-excited nerves caused by neurological headache, in addition, may also be cervical spine disease, craniocerebral disease and other reasons. 1. Neurological headache: sexual life or masturbation and other behaviors resulting in ejaculation, in a state of sexual excitement, high mental tension, nerve over-excitement, may lead to neurological headache, resulting in post-ejaculatory brain pain. 2. Cervical spine disease: degenerative cervical spine lesions compress the local spinal cord, blood vessels and nerves, which may cause insufficient local blood supply after sexual arousal or compress the nerves, thus causing post-ejaculatory brain pain. 3. Cranio-cerebral diseases: for example, cerebral vascular spasm, cerebral infarction, cranio-cerebral occupational disease, etc., may also cause post-ejaculatory pain in the brain. The pain in the brain after ejaculation, there may be other reasons, you should go to the hospital for examination, clear cause and follow the doctor’s instructions for treatment.