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  2. Headache - Wikipedia

    en.wikipedia.org/wiki/Headache

    A headache, also known as cephalalgia, is the symptom of pain in the face, head, or neck. ... but rather only has some mild intracranial vasodilation. [33]

  3. Migraine - Wikipedia

    en.wikipedia.org/wiki/Migraine

    Migraine (UK: / ˈ m iː ɡ r eɪ n /, US: / ˈ m aɪ-/) [1] [2] is a genetically-influenced complex neurological disorder characterized by episodes of moderate-to-severe headache, most often unilateral and generally associated with nausea and light and sound sensitivity.

  4. Vascular headache - Wikipedia

    en.wikipedia.org/wiki/Vascular_headache

    A vascular headache is an outdated term to describe certain types of headache which were thought to be related to blood vessel swelling and hyperemia as cause of pain. [ citation needed ] There is no doubt that some headaches are caused by vascular effects.

  5. The 6 most common headache types — and when to see a doctor

    www.aol.com/news/6-most-common-headache-types...

    The three most common types are tension headaches, migraines and cluster headaches, according to Cohen. "Tension headaches are among the most frequent types and are what most people consider a ...

  6. Intracranial pressure - Wikipedia

    en.wikipedia.org/wiki/Intracranial_pressure

    The headache is classically a morning headache that may wake the person up. The brain is relatively poorly supplied by oxygen as a result of mild hypoventilation during the sleeping hours leading to hypercapnia and vasodilation. Cerebral edema may worsen during the night due to the lying position. The headache is worse on coughing, sneezing, or ...

  7. Vasodilation - Wikipedia

    en.wikipedia.org/wiki/Vasodilation

    Vasodilation, also known as vasorelaxation, is the widening of blood vessels. [1] It results from relaxation of smooth muscle cells within the vessel walls, in particular in the large veins , large arteries , and smaller arterioles . [ 2 ]

  8. Vasospasm - Wikipedia

    en.wikipedia.org/wiki/Vasospasm

    Like most pharmacological therapeutic options, there are risks that should be considered. For these drugs in particular, vasodilation can be associated with some adverse effects which might include orthostatic hypotension, reflex tachycardia, headaches and palpitations. Tolerance may also develop over time due compensatory response of the body ...

  9. Cluster headache - Wikipedia

    en.wikipedia.org/wiki/Cluster_headache

    Cluster headache is a neurological disorder characterized by recurrent severe headaches on one side of the head, typically around the eye(s). [1] There is often accompanying eye watering, nasal congestion, or swelling around the eye on the affected side. [1]

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