What Causes Hiccups?

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Hiccups are sudden, involuntary contractions of the diaphragm which occur at the same time as a contraction of the voice box (larynx) and total closure of the glottis, effectively blocking air intake. The glottis is the middle part of the larynx, where the vocal cords are located. Hiccups may also be spelled “hiccoughs” and are medically known as SDF (synchronous diaphragmatic […] This article What Causes Hiccups? appeared first on St. Lucia Times News.