Persistent headache: A headache persisting for more than 24 hours should be evaluated by a doctor. If you also have a cold it may be a sinus headache, but still check it out. You may also need an eye exam.
Answered 2/3/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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