Dawn, Mike and Gareth want to solve the riddle of why they're putting on weight. Plus, a look at what we're told and what we're sold by the food industry. S1/Ep3
Mother and daughter Lorraine and Cori are a desperate dieting duo, whose hefty weight gain is a total mystery to them. What will the surveillance cameras reveal? S3/Ep5
Sharon and Tracy are baffled by their weight gain. They agree to be put under 24-hour-camera surveillance in the hope of revealing their secret eating habits. S3/Ep4