common type of headache classified by The International Classification of Headache Disorders 3rd edition
A tension headache is a common form of headache. Tension headaches affect the head, eyes and nearby areas of the body. They are very common with adults. Females are twice as likely as males to have them.
Tension headaches may be caused by:
- "Tension Headaches". WebMD. Retrieved Feb 3, 2014.