(Courtesy of Foodfacts / Flickr)

The Food and Drug Administration announced its first major change to food nutrition labels since the early 1990s. Will the new information about sugar, calories and serving sizes help people with their diets, or do most people ignore food labels? 

Ever click "I agree" before reading the disclosure? Omri Ben-Shahar speaks with us about his book focused on the purpose and shortcomings of mandated disclosures.