New study defies conventional wisdom, but experts not convinced
(NEWSER) - In a world with constantly changing nutritional guidelines (eggs are bad for you; no, they're good for you! ), one food has seemed to be consistently maligned: salt. But a new, and highly contested, study finds that low-salt diets do not prevent high blood pressure—and actually increase the risk of death from heart attack or stroke. But CDC officials, in a rare move, criticized the study as flawed: It's too small, used subjects that were too young, and contradicts a body of evidence showing that high sodium consumption is dangerous. Supporters, however, claim that other studies have found adverse effects from low-sodium diets. More»