BOSTON, Jan. 12 (UPI) -- A U.S. review of studies refutes a widely held belief that high blood pressure results from excess salt causing an increase in blood volume, researchers say.

Persistent pulmonary hypertension is an increase in blood pressure in the lungs leading to shortness of breath and difficulty breathing. It is a rare, but severe disease with strong links to heart failure.

Washington, Jan 12 (ANI): Researchers have debunked the widely-believed concept that hypertension, or high blood pressure, is the result of excess salt causing an increased blood volume, exerting extra pressure on the arteries.

Washington, Jan 12 (IANS) Excessive salt intake might not cause high blood pressure (BP) or hypertension by exerting pressure on the arteries, reveals a study.

A review article by researchers at Boston University School of Medicine (BUSM) debunks the widely-believed concept that hypertension, or high blood pressure, is the result of excess salt causing an increased blood volume, exerting extra pressure on the arteries. Published online in the Journal of Hypertension, the study demonstrates that excess salt stimulates the sympathetic nervous system to ...