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Health A-Z

Medical Content Created by the Faculty of the
Harvard Medical School

Expected Duration

Most acute sinus infections respond to treatment or improve on their own within three weeks. Infections that last longer than three weeks are considered chronic sinusitis.

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From Health A-Z, Harvard Health Publications. Copyright 2007 by the President and Fellows of Harvard College. All rights reserved. Written permission is required to reproduce, in any manner, in whole or in part, the material contained herein. To make a reprint request, contact Harvard Health Publications. Used with permission of StayWell.

You can find more great health information on the Harvard Health Publications website.


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