» One-sided pain
» Excessive tearing
» Redness of your eye on the affected side
» Stuffy or runny nose on the affected side
» Forehead or facial sweating on the affected side
» Pale skin or flushing on your face
» Swelling around your eye on the affected side
» Drooping eyelid on the affected side
Men are more likely than women to have cluster headaches, and most people who develop cluster headaches are between 20 and 50, although the condition can develop at any age.
Because the pain of a cluster headache comes on suddenly and might subside within a short time, cluster headache can be difficult to evaluate and treat, as fast-acting medications are required. Treatment seeks to decrease the severity of pain, shorten the headache period and prevent the attacks.
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