With Britain now the most obese country in western Europe, Hugh Fearnley-Whittingstall challenges food producers and high-street shops to confront this crisis.

Hugh Fearnley-Whittingstall turns the spotlight on our most popular high street restaurant chains.

Hugh learns of simple and obvious changes which could be made to GPs surgeries that could help prevent obesity-related diseases.

Hugh Fearnley-Whittingstall examines some of the misleading marketing claims on 'healthier' products and challenges a family to rethink their portion sizes.