Common low-calorie sweetener linked to heart attack and stroke, study finds KSLTVSugar substitute xylitol linked to increased risk of heart attack, stroke The Washington PostAnother popular low-calorie sweetener increases risk of heart attacks and strokes, Cleveland Clinic researche cleveland.comXylitol Increases Heart-Health Risks TIMEStudy links xylitol to increased risk of heart attack and stroke Medical Xpress