Health Matters: Study finds Xylitol increases risk for cardiovascular problems & explaining what Celine Dion has been experiencing with Stiff Person Syndrome

Artificial sugars and sweeteners are often used by people who are trying to lose weight, but a new study by the Cleveland Clinic suggests that a certain sugar substitute is linked to an increased risk of suffering a stroke and Celine Dion opens up about her experiences dealing with Stiff-Person Syndrome. Global BC Medical Contributor Dr. Birinder Narang discusses.