Research questioning sodium intake guidelines supported

Research efforts exploring low-sodium intake guidelines and implications on cardiac disease and mortality have been supported in a commentary by another expert. National guidelines for sodium intake recommend less than 2.3 grams daily for the general population and less than 1.5 grams for people with co-morbidities including cardiovascular disease, kidney disease or diabetes. But approximately 90 percent of the participants in the PURE study had either a high or moderate level of sodium excretio...