headache

Everyone has headache,but do you know there are different kinds of headache? Each kind of headaches begins in a different place and it needs different treatment.The first kind of headache starts in the arteries in the head.Arteries swell and send pain signals to the brain.Second kind is it starts with a change in vision that made them see wavy lines,black dots,or bright spots in front of the eyes.Third kind is the headache occurs on only one side of the head and it is called migraine.There is cluster headache and muscle headache too.