Total scalp pain may be caused by physiological factors such as chemical stimulation and lack of sleep, or it may be caused by herpes, tension headache and other diseases, or it may be caused by other diseases such as folliculitis. 1. Physiological factors: If the patient often uses irritating toiletries, or often dyes or perms his hair, it will lead to chemical stimulation of the scalp, which will lead to the phenomenon of total scalp pain. In addition, if patients stay up late for a long time and do not have enough sleep, it may lead to sympathetic nerve excitation and stimulation of the scalp, which may also lead to the symptoms of scalp pain. 2. Herpes: herpes is mainly caused by human herpes virus infection, the main symptoms of patients are small blisters, mild fever, fatigue, headache, etc., which can also lead to the phenomenon of scalp pain. 3. Tension headache: tension headache is mainly caused by the continuous contraction of the head and neck muscles, the patient will have a headache, insomnia, generalized fatigue and other symptoms, the patient will also have the symptom of total scalp pain. 4. Other: folliculitis, migraine and other diseases can also lead to patients with scalp pain. When the patient has the symptom of total scalp pain, he should consult a doctor in time and follow the doctor’s instructions.