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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
William H. Blahd, Jr., MD, FACEP - Emergency Medicine
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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