When does a headache need extra attention? from Harvard Men’s Health Watch

Published: June, 2009

A minor headache is little more than a nuisance that can be relieved by an over-the-counter pain reliever, some food or coffee, or a short rest. Severe or unusual headaches raise the specter of stroke, a tumor, or a blood clot. Although these are rare causes of headache, it's important to know when a headache needs extra attention, reports the June 2009 issue of Harvard Men's Health Watch.

Here are some warning signs of headaches that signal the need for prompt medical care:

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