Millimeters of Mercury (mm Hg)

Millimeters of Mercury (mm Hg)

Pressure is measured in millimeters (mm) of mercury (Hg). A special unit that measures pressure shows how high a column of mercury rises.

Last Revised: May 10, 2013

Author: Healthwise Staff

Medical Review: Anne C. Poinier, MD - Internal Medicine & Thomas M. Bailey, MD - Family Medicine

This information does not replace the advice of a doctor. Healthwise, Incorporated disclaims any warranty or liability for your use of this information. Your use of this information means that you agree to the Terms of Use . How this information was developed to help you make better health decisions.

© 1995-2013 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.