High Blood Pressure: Salt or Insulin? Exercise? Two New Studies

Nowhere in medicine is there more confusion thanIf humans are like rats, those with high blood
the issue of salt as a cause of high bloodpressure will live longer when they exercise, even
pressure. At the 2006 meeting of the Americanif their blood pressures do not return to normal.
Association of Clinical Endocrinologists, Dr.Rats can be bred to develop a genetic trait in
Abdul-Rahman of Newark, Delaware reported thatwhich they develop high blood pressure, but when
people who lowered blood insulin levels had athey exercise, they live much longer than the rats
significant reduction in high blood pressure eventhat do not exercise (Medicine & Science in
though they also markedly increased their saltSports & Exercise, May 2006).
intake (Endocrinology Practice, Volume 12, 2006).Having high blood pressure can kill you. It
These obese patients increased their daily saltincreases your chances of suffering a heart
intake from less than two grams a day to moreattack, stroke, or kidney disease. Exercise usually
than 20 grams a day. They avoided starchy andlowers high blood pressure because high blood
sugary foods and lost around 12 pounds in sixpressure usually is determined by blood volume.
weeks. They did not count calories. Their averageAnything that reduces blood volume also reduces
blood sugars dropped from 106 to 98, averagehigh blood pressure. That's why diuretics are the
fasting insulin from 21 to 14 mu/ml and averagemost effective drugs to lower high blood
systolic blood pressure from 96 to 88. Some ofpressure. Exercising for a few minutes usually
the patients were able to stop their blooddoes not lower high blood pressure, but exercising
pressure drugs. This study and others show thatfor several hours dehydrates you and usually
high blood insulin levels are an important cause ofdoes lower high blood pressure. This study shows
high blood pressure, and that these people canthat even if exercise does not lower high blood
lower insulin levels by avoiding refinedpressure in rats, it still helps them to live longer,
carbohydrates and losing weight.and the same may apply to you.