Right side headache may be caused by physiological factors, or it may be caused by migraine, high blood pressure, post-herpetic neuralgia, tension-type headache and other factors. Physiological factors: for the recent lack of sleep, excessive mental tension, life stress, easy to cause the right side of the head pain phenomenon. 2. Migraine: lack of sleep, excessive psychological stress, excessive alcohol consumption and other factors may trigger migraine, which will lead to throbbing pain on the right side of the head, accompanied by photophobia, panic, sweating and other symptoms. 3. Hypertension: the presence of hypertension, emotional instability, will lead to rapid increase in blood pressure, will lead to pain on the right side of the head, may also be accompanied by head swelling, nausea, vomiting and other symptoms. 4. Post-herpetic neuralgia: If the skin on the right side of the head is infected with herpes zoster, neuralgia may appear, which may be manifested as a burst of throbbing pain, or slashing, electrocution-like, tearing pain. 5. Tension-type headache: this disease is caused by pericranial muscle or myofascial contraction or ischemia, inflammatory mediator release and other triggers, but also depression, anxiety and other factors. Often bilateral or unilateral headache, can be manifested as throbbing pain, throbbing pain and so on. Frequent symptoms of pain on the right side of the head should be taken seriously, and early medical examination and treatment should be carried out to avoid delays.