Yawning – excessive

Alternative Names

Excessive yawning

Definition of Yawning – excessive

Yawning involves opening the mouth involuntarily while taking a long, deep breath of air. This is usually done as a result of drowsiness or . Excessive yawning is yawning that happens more often than would be expected, even if drowsiness or weariness is present.

Review

Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. – 1/31/2011

ADAM Medical Encyclopedia

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