Watching daily sodium intake is important for some

BOSTON, MA — One side says everyone needs to cut back on salt to reduce heart disease risk. The other side says universal salt reduction would be a needless deprivation for many people. Which is correct? There isn't a simple answer.

In the most general terms, getting less sodium (the problematic component of salt) in the diet lowers blood pressure. But how sodium reduction affects an individual depends on his or her genes, age, and medical conditions, reports the November 2006 issue of the Harvard Heart Letter.

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