A member asked:

Can you tell me about cluster headaches and why they happen?

A doctor has provided 1 answer

Cause not known: The headaches are called cluster because they come in clusters for a few weeks or months then then disappear for moths or even years only to come back again in next cluster. They often occur several times a day lasting usually less than 30 minutes and awqken the patient from night sleep. There are medications and oxygen to treat these during the duration of cluster.

Answered 1/27/2014

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