Exercise May Blunt Salt's Effect on Hypertension

The more active you are, the less a high-sodium diet will raise your blood pressure, study suggests

March 23, 2011 RSS Feed Print

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Why this is so merits exploration, Sandon said. "One explanation might be that people who exercise more lose more salt through their sweat," she said. "Or it could be that activity sends a different kind of physiological message to the body to excrete sodium. Or it could be that it triggers a mechanism that tells the blood vessels to relax.

"To understand which it is will take further study," she added.

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For more on high blood pressure, visit the U.S. National Heart, Lung, and Blood Institute.