Diet soda fans, look out for this ingredient — it may increase your risk of blood clots and heart problems, scientists say Business InsiderZero calorie sweetener linked to blood clots and risk of heart disease, study finds CNNCommon low-calorie sweetener may be riskier for the heart than sugar, study suggests NBC NewsArtificial sweetener erythritol could elevate heart disease risk, preliminary research suggests WPVI-TVPopular artificial sweetener linked to blood clots and heart attacks, new research shows Toronto Star