Cutting 1 teaspoon of salt works as well as blood pressure meds, study finds

Cutting 1 teaspoon of salt from your diet each day can lower your top blood pressure reading just as much as a typical hypertension medication, even if you don’t have high blood pressure, a new study found.

A teaspoon of salt is 2,300 milligrams — that’s the top daily limit for people over 14 recommended by the latest US nutritional guidelines. However, the American Heart Association recommends a diet with less than 1,500 milligrams of sodium a day.

“This is the first study to show that people who are already on blood pressure medication can lower their blood pressure even more by limiting sodium,” said coprincipal investigator Norrina Allen, professor of preventive medicine at Northwestern University’s Feinberg School of Medicine.

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