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by Rosalyn Carson-DeWitt, MD
Hiccups are spasms of the diaphragm muscle. They are repeated and cannot be controlled. This results in an odd, sometimes uneasy gasping sensation and sound with each hiccup.
Hiccups are caused by any number of factors that irritate the diaphragm. The diaphragm is a sheet of muscle that separates the abdominal and chest cavities. Its main function is to help the lungs draw in air during breathing.
Risk Factors TOP
Factors that may increase the chances of hiccups:
Hiccups may cause:
When Should I Call My Doctor?
Call your doctor if your hiccups:
You will be asked about your symptoms and medical history. A physical exam will be done. You may need tests if the doctor is concerned that the hiccups may be caused by a condition.
Tests may include:
Many treatments for hiccups involve stimulating the nerves that may be involved. This can be done by:
Some drugs may help hiccups:
It is not known why some people get hiccups. There are no sure ways to prevent developing them. However, if you are prone to hiccups, you might want to avoid:
Family Doctor—American Academy of Family Physicians
Genetic and Rare Diseases Information Center
Canadian Institutes of Health Research
Hiccups. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T115733/Hiccups. Updated June 5, 2017. Accessed March 23, 2018.
What causes hiccups? Kids Health—Nemours Foundation website. Available at:
...(Click grey area to select URL)
Updated August 2014. Accessed March 23, 2018.
Last reviewed March 2018 by EBSCO Medical Review Board Marcin Chwistek, MD
Last Updated: 12/13/2013
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