HealthDay - To help your doctor pinpoint why you yawn so much, the University of Maryland Medical Center says you should track the following factors in a log:When you first noticed that you were yawning, and how often you yawn.The time of day that you yawn a lot, including after certain activities (such as eating or exercising).Any locations that seem to trigger your yawning.What seems to increase your yawning, such as insufficient sleep, changes in activity, medications or boredom.Anything that helps your yawning improve.Any other symptoms that accompany yawning.
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