Fad diets, exercise gurus, nutritional supplements? Losing weight can be confusing. Dr. George Blackburn of the Center for the Study of Nutrition Medicine (CSNM) breaks down how our bodies react to weight loss and how to keep off the weight. Kristina Spellman, Registered and Licensed Dietician for the CSNM, brings Dr. Blackburns weight loss guidelines to you in this eight-week, self-paced weight loss class. Log on to www.bidmc.org/setpoint for more information.