Hiccups

How hiccups occur

Hiccups occur when a spasm contracts the diaphragm, causing an intake of breath that is suddenly stopped by the closure of the vocal cords (glottis).

By Healthwise Staff
Primary Medical Reviewer William H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical Reviewer H. Michael O'Connor, MD - Emergency Medicine
Last Revised July 5, 2013

Last Revised: July 5, 2013

Author: Healthwise Staff

Medical Review: William H. Blahd, Jr., MD, FACEP - Emergency Medicine & H. Michael O'Connor, MD - Emergency Medicine

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