Headache after menstruation may first be caused by mental stress, followed by migraine, neurasthenia and other diseases. 1. Mental stress: if after menstruation, but long-term emotional tension and anxiety, mental stress, etc., may lead to intracranial ischemia and hypoxia and intracranial vasospasm, resulting in headache phenomenon. 2. Migraine: Migraine is a common recurring headache disorder, the cause of which is mainly related to heredity, nerve cell excitability disorders, female hormone levels and other factors. If a woman has a headache after menstruation, it may be caused by migraine. 3. Neurasthenia: the disease can lead to mental excitement, brain fatigue, often make patients think too much, combined with sleep disorders. Long-term sleep deprivation, resulting in cerebral nerve dysfunction, it may be manifested headache, including both temple pain, may also be accompanied by poor mental, physical weakness and other symptoms. There are many causes of headache after menstruation, and it is recommended that patients seek timely medical attention and standardized treatment under the guidance of doctors. Daily need to rest more, avoid overwork, reasonable release of pressure.