The phenomenon of headache when washing hair, the first consideration may be due to the water temperature is too low, low temperature can have a stimulating effect on the nerves of the scalp, while the blood vessels in the scalp in contact with cool water can be violently contracted, so it can cause the patient’s nerves and blood vessels transient spasm, so that the symptoms of headache. Such cases do not need special treatment, adjusting the water temperature at about 40 ℃ can be effectively relieved. Secondly, if the water temperature is normal, it can be further considered that the nociceptive threshold of the scalp nerve sensory endings is lowered, and the headache can be caused by slight stimulation, such as when the water touches the scalp. The cause of this condition is mainly related to cold, wind and flu, and the patient’s scalp can have a daily twitch-like pain with superficial and fixed pain areas. In addition, if the pain is severe and unbearable when washing the hair, it may suggest that it is caused by disease factors, such as vascular neuropathic headache, migraine, occipital neuralgia, trigeminal neuralgia, etc. In addition to the above measures, oral painkillers, such as ibuprofen, headache capsule, cyproheptadine, etc., can be used to relieve pain, and can also be combined with traditional Chinese medicine, such as acupuncture, wind dispelling, blood circulation and pain relieving herbs, etc.; meanwhile, it is recommended that At the same time, it is recommended to go to the hospital for relevant examination in time to clarify the cause and carry out treatment.