The statement that migraine headache pain is alert to four diseases is incomplete and inaccurate. Migraine headaches are generally caused by neurological disorders, medical disorders, colds, cervical degeneration, anemia, and migraines. Migraine headache is a kind of vascular primary headache, and migraine headache belongs to two completely different categories of diseases. 1. Neurological disorders: cerebral ischemia, mild brain damage, brain injury, traumatic brain injury, certain types of epilepsy and so on can lead to migraine headache. In addition, vegetative nerve dysfunction can also lead to hemiplegia. 2. Colds: Sometimes colds can cause migraine symptoms due to viral infections. 3. Degenerative changes of cervical vertebrae: due to long time bad posture or sleeping position, it causes cervical vertebrae hyperplasia, deformation, degeneration, neck muscle tension, insufficient blood supply of arteries, leading to brain dysfunction, which is one of the causes of migraine. 4. Anemia: If migraine headache is accompanied by fatigue, manifested by pallor, the possibility of anemia should be considered. Decrease in the amount of hematopoietic tissue and hemoglobin and the symptoms of anemia can lead to migraine headache due to insufficient blood supply to the brain. 5. Migraine headache: belonging to the primary headache, it will show throbbing pain on one side or both sides of the head, and may be accompanied by nausea, vomiting and other symptoms in severe cases. Migraine headache patients are advised to consult a doctor in time to clarify the cause of the disease, and under the guidance of the doctor reasonable treatment.