The Skinny Jab: Who's Getting It? - Tonight

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When injections used to combat type II diabetes were found to have weight-loss side effects, they became instantly popular. These so-called 'skinny jabs' are licensed for use in the UK, but with increasing demand, who is eligible for them on the NHS? Do we know enough about them, and can they really help beat Britain's obesity crisis? Ranvir Singh reports.