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Researchers say food labels that tell consumers how much exercise they would need to do to burn off the calories in the product would help cut obesity. A team at Loughborough University looked at 14 studies, says this type of labelling could cut about 200 calories from a person's daily average in take. You & Yours speaks to Dr Michael Mosley about the research, and asks the Food and Drink Federation if it would support this sort of initiative.

First broadcast on You & Yours, 11 December 2019