Tension headaches are the most common type of headache. These headaches are not caused by disease. They are often considered to be "normal" headaches. Other names for tension headaches are ordinary headaches, muscle tension headaches, and stress headaches.
The International Headache Society has suggested that doctors use the term tension-type headaches because so many different names have been used for tension headaches. Typically tension-type headache causes mild to moderate pain, usually on both sides of the head. There is a pressing or tightening sensation. It is not pulsating and is not accompanied by nausea. The headache does not get worse with routine physical activity.
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