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A Valsalva maneuver is an effort to exhale without letting air
escape through the nose or mouth. People often use a Valsalva maneuver during
some common activities, such as straining to have a bowel movement or blowing a
A Valsalva maneuver is not normally harmful. But it may cause
irregular heart rhythms in some people who have certain types of heart
A person may be asked to do a Valsalva maneuver during certain
medical tests or exams. During the test, a person is asked to try to breathe out
using the stomach muscles and diaphragm but not let any air out through the
nose or mouth.
Current as of:
August 5, 2015
Rakesh K. Pai, MD, FACC - Cardiology, Electrophysiology & E. Gregory Thompson, MD - Internal Medicine & John M. Miller, MD, FACC - Cardiology, Electrophysiology
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