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.

Current as of: October 14, 2016

Author: Healthwise Staff

Medical Review: Anne C. Poinier, MD - Internal Medicine & Adam Husney, MD - Family Medicine & Martin J. Gabica, 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. Learn how we develop our content.

To learn more about Healthwise, visit Healthwise.org.