Replacing table salt with a reduced-sodium, added-potassium 'salt substitute' significantly reduces rates of stroke, heart attack and death, according to the results of one of the largest dietary intervention studies ever conducted. Presented at a 'hotline session' at the European Society of Cardiology Congress in Paris on August 29, and simultaneously published in the New England Journal of Medicine, the results also showed that there were no harmful effects from the salt substitute. High levels of sodium intake and low levels of potassium intake are widespread, and both are linked to high blood pressure and greater risks of stroke, heart...