In a 2011 study published in JAMA The Journal of the American Medical Association, Stolarz - Skrzypek and her colleagues
compared the urinary sodium levels of 3,681 people with their risk of dying over the course of eight years.
Indeed, research doesn't always support the notion that salt causes high blood pressure: A large, multicenter study known as INTERSALT
compared urinary sodium levels — an accurate indicator of prior sodium consumption — with hypertension in more than 10,000 people in 1988 and found no statistically significant association between them.