
Tension headaches affect about 1.4 billion people (20.8% of the population) and are more common in women than men (23% to 18% respectively). == Signs and symptoms == Tension-type headache pain is often described as a constant pressure, as if the head were being squeezed in a vise. The pain is frequently present on both sides of the head at the sam...
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http://en.wikipedia.org/wiki/Tension_headache

(from the article `headache`) Episodic tension headaches are by far the most common type of headache. They occur only irregularly and usually do not necessitate a visit to a ... Tension headaches are caused by prolonged excessive contraction of the muscles that run front-to-back over the skull; these headaches are often ... Tension h...
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http://www.britannica.com/eb/a-z/t/25

<neurology> A benign form of headache that results from the painful spasm (muscle tightness) and inflammation of muscles of the head and neck. ... Tension headache is one of the most common forms of headache. Spasm and contraction of the head and neck muscles may occur in response to fatigue, overuse, eye strain, excessive smoking, stress, an...
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http://www.encyclo.co.uk/local/20973

a type due to prolonged overwork or emotional strain, or both, affecting especially the occipital region.
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http://www.encyclo.co.uk/local/21001

Type: Term Definitions: 1. headache associated with nervous tension, anxiety, and other causes often related to chronic contraction of the scalp muscles. Synonyms: muscle contraction headache, tension-type headache
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http://www.medilexicon.com/medicaldictionary.php?t=39431

[
n] - a headache located at the back of the head
Found on
http://www.webdictionary.co.uk/definition.php?query=tension%20headache

a headache caused by emotional strain or tension in the muscles of the head and neck
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https://www.encyclo.co.uk/local/20875
noun a headache located at the back of the head; usually caused by body tension resulting from overwork or psychological stress
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.