“Put fat people on Weight Watchers at taxpayer expense”. Good idea or should they just eat less?

Put fat people on Weight Watchers at the tax payers expense - that's what a health watchdog is advising!!! GPs will be told to offer 12-week slimming courses like Weightwatchers and Slimming World - which typically cost £100 - to patients. But with the NHS currently spending £5.1billion a year treating obesity-related illnesses is this a good idea or should fat people just eat less? Stephen gets the views of journalists Niamh Horan and Emma Woolf