Nigel Denby is a fully qualified dietician with a successful practice on Harley Street and clinics with the NHS. He has a strong media presence, with a weekly column in The Sunday Telegraph and writes regularly for most major newspapers and magazines. His TV and radio include Channel 4's Fit Farm, Radio 1 Newsbeat, BBC and ITN news, BBC Breakfast, BBC Real Story. An ex-serial dieter himself, Nigel is also the dietician for dietfreedom.co.uk, an online dieting company.