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  2. Orthostatic headache - Wikipedia

    en.wikipedia.org/wiki/Orthostatic_headache

    Orthostatic headache is a medical condition in which a person develops a headache while vertical and the headache is relieved when horizontal. [1] [2] Previously it was often misdiagnosed as different primary headache disorders such as migraine or tension headaches. Increasing awareness of the symptom and its causes has prevented delayed or ...

  3. Thunderclap headache - Wikipedia

    en.wikipedia.org/wiki/Thunderclap_headache

    A thunderclap headache is a headache that is severe and has a sudden onset. It is defined as a severe headache that takes seconds to minutes to reach maximum intensity. [1] [2] Although approximately 75% are attributed to "primary" headachesheadache disorder, non-specific headache, idiopathic thunderclap headache, or uncertain headache disorder—the remainder are secondary to other causes ...

  4. Body Work: Here's what might be behind that severe headache - AOL

    www.aol.com/news/body-heres-might-behind-severe...

    Headaches are one of our most common ailments. One study showed 190 million people experienced either migraine or tension-type headaches. Body Work: Here's what might be behind that severe headache

  5. 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 ...

  6. Experts Reveal the Worst Sleeping Position If You Have Lower ...

    www.aol.com/experts-reveal-worst-sleeping...

    Spinal surgeons and posture experts explore the best ways to sleep to prevent lower back pain, as well as which mattresses are best to relieve back pain. Experts Reveal the Worst Sleeping Position ...

  7. Headache - Wikipedia

    en.wikipedia.org/wiki/Headache

    A headache, also known as cephalalgia, is the symptom of pain in the face, head, or neck.It can occur as a migraine, tension-type headache, or cluster headache. [1] [2] There is an increased risk of depression in those with severe headaches.

  8. Got Headaches from Viagra or Cialis? Here's Why & How to Treat It

    www.aol.com/got-headaches-viagra-cialis-heres...

    For severe headaches, contact your healthcare provider. It’s rare for ED medication to cause a severe migraine headache. If you have a very intense headache that doesn’t get better over time ...

  9. Reversible cerebral vasoconstriction syndrome - Wikipedia

    en.wikipedia.org/wiki/Reversible_cerebral...

    These headaches are typically bilateral, very severe and peak in intensity within a minute. [1] They may last from minutes to days, and may be accompanied by nausea, photophobia, phonophobia or vomiting. [1] Some patients experience only one headache, but on average there are four attacks over a period of one to four weeks. [1]