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cluster headaches

cluster headaches are recurring headaches that occur in groups or cycles. the headaches appear suddenly and cause severe, debilitating pain on one side of the head, along with a watery eye and nasal congestion on the affected side of the head.

the cause of cluster headaches is unknown. although there is no cure for cluster headaches, medicines can reduce the frequency and duration of the painful headaches.

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this information does not replace the advice of a doctor. healthwise, incorporated, disclaims any warranty or liability for your use of this information. your use of this information means that you agree to the terms of use and privacy policy. to learn more about healthwise, visit healthwise.org. © 1995-2022 healthwise, incorporated. healthwise, healthwise for every health decision, and the healthwise logo are trademarks of healthwise, incorporated.

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