Case in point: xylitol, the sugar substitute that's used in a lot of low-calorie foods. Consumers with diabetes and those trying to lose weight choose artificial sweeteners to safeguard their health.

In a study published Thursday in the European Heart Journal, an international group of researchers led by a team at the ...

Higher amounts of the low-calorie sweetener xylitol, often marketed as a healthy sugar substitute, are linked to an increased risk of cardiovascular events such as stroke and heart attack ...