Michael finds out how lockdown has affected his volunteers' health, and creates their bespoke diet plans. He also tests our misconception of what a healthy BMI looks like.

The volunteers start doing high-intensity work-outs and yoga, and Michael explores the role that obesity and inflammation are thought to have in almost every major disease and illness

A look at the links between the brain and comfort eating, and snoring and weight. And a sustainable low-calorie, low-carb, high-protein diet with recipes and tips.