Michael runs a series of tests to find out just how badly lockdown has affected his volunteers' health, before creating a bespoke diet plan for the 21 days.

In a bid to get their health back on track, post-lockdown, Michael Mosley has the volunteers do high-intensity workouts and yoga.

Michael Mosley looks at the links between the brain and comfort eating, and snoring and weight. He presents a sustainable low-calorie, low-carb, high-protein diet with recipes and tips.