Most of the people face headache in their life, regardless of the age, gender and race. Headache is the pain that occurs in any region of the head, either on both sides or isolated to the certain location. Headache must have two types; primary headaches, secondary headaches depending on what has caused. Primary headaches due to health problem i.e. tension, migraines, and cluster headaches. Secondary headaches caused by activities occurred on the pain sensitive nerves in the head. It has no common features. It can be caused by excess of alcohol, head injury, high blood-pressure, cold or flu.
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