Scalp pain is a very common phenomenon, which may be caused by physiological reasons, such as external pulling, lack of sleep, chemical stimulation, or pathological reasons, such as neurological headache, scalp inflammation, infection, etc. causing scalp pain, the specific reasons are analyzed as follows: 1. Physiological reasons: 1. External pulling: when there is external pulling of the hair, or tearing of the scalp, it will also cause scalp pain, leading to the appearance of scalp The phenomenon of pain; 2, lack of sleep: when lack of sleep, will make the sympathetic nerve excitement, stimulate vasoconstriction, may lead to scalp vascular spasm, resulting in the appearance of scalp pain; 3, chemical stimulation: due to some hair dye cream or perm cream in the chemical substances, may stimulate the scalp, resulting in scalp burns, resulting in the phenomenon of scalp pain or hair loss. Second, pathological causes: 1, scalp infection: including bacterial, viral or fungal infections, such as inflammation of the hair follicle, scalp herpes zoster, ringworm. If it is follicular inflammation manifested as redness, swelling and heat pain, if it is ringworm will appear dry skin and flaking at the infection site, if it is herpes zoster will appear transparent blisters, pain is more intense; 2, chronic inflammation of the capillary tendon membrane under the scalp: is a kind of sterile inflammation, often appear after the patient has a cold, mostly tingling, mostly seen to occur in the top of the temporo-occipital local pressure pain; 3, immune scalp pain: mostly caused by giant cell arteritis, also It is also called cranial arteritis, manifested as fever, temporal pain, muscle pain, etc., mostly seen in the elderly; 4, neuropsychiatric headache: this pain is commonly found in the posterior occipital region or behind the ear, and is episodic throbbing pain or pins-and-needles pain, mostly occipital neuralgia, also seen as trigeminal neuralgia, nerve root compression pain of cervical spondylosis, tension scalp pain, etc. Scalp pain caused by hypertension also belongs to neurological; 5, trauma causing scalp Damage: Pain is caused by accident or blunt instrument causing scalp breakage, laceration, avulsion injury, etc. If the scalp pain can be relieved by proper rest after the occurrence of scalp pain, and if the degree and scope of pain has increased, it is recommended that patients go to the hospital to clarify which cause of scalp pain is caused and treat it as early as possible to avoid delaying the condition.