Harvard Health Letter

Low blood pressure when standing could signal heart failure

A sudden drop in blood pressure when you rise from a sitting position to standing could be linked to heart failure, according to a study published in the March issue of Hypertension. In this study of more than 12,000 patients, researchers found that those with hypotension had a 54% higher risk of developing future heart failure. Hypotension was defined in the study as a 20 mmHg drop in systolic pressure or a 10 mmHg drop in diastolic pressure when rising to a standing position from sitting or lying down. If you experience light-headedness or dizziness when you stand, tell your doctor as it may indicate low blood pressure or other medical conditions that require treatment.

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