Headache is the term used to describe pain in the head. It might be at only one part of the head or generalized. It could be from mild to serious disease. Simple habits like lack of sleep can induce headache. Anxiety, work pressure also can cause headaches.
On the other hand, severe hypertension, head injuries can cause headache of sinister proportion. It is important therefore that headaches should be reported especially if it is severe, persistent and not responding to rest, mild analgesics.
Written by Dr. A.C Umezulike