Healthwise
To print: Use your web browser's print feature. Close this window after printing.

Gas (Flatus)

Table of Contents


Topic Overview

What is gas?

Gas (flatus) is made in the stomach and intestines as your body breaks down food into energy. All people pass gas, some people more than others. It is normal to pass gas from 6 to 20 times per day.

What causes gas?

Common causes of gas include:

Can I treat or prevent gas?

You may be able to prevent gas by changing your eating and drinking habits. Occasionally gas is a symptom of a medical condition that requires treatment.

Examples of gas-producing foods are:

Dietary supplements such as Beano may help to prevent gas.

Some people get relief from gas from products containing simethicone, a medicine that dissolves gas bubbles. Nonprescription medicines with simethicone include Gas-X and Mylicon.


Credits for Gas (Flatus)

Current as of: October 19, 2020

Author: Healthwise Staff
Medical Review:
William H. Blahd Jr. MD, FACEP - Emergency Medicine
Adam Husney MD - Family Medicine
Kathleen Romito MD - Family Medicine


Note: The "printer friendly" document will not contain all the information available in the online document. Some information (e.g. cross-references to other topics, definitions or medical illustrations) is only available in the online version.

© 1995-2021 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
This information does not replace the advice of a doctor. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.