A headache is pain in any region of the head. It may occur on one or both sides of the head. They can be a sharp pain, throbbing sensation or a dull ache. They can last for only a few minutes or for several days.
A headache is pain in any region of the head. It may occur on one or both sides of the head. They can be a sharp pain, throbbing sensation or a dull ache. They can last for only a few minutes or for several days.