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The UK are looking to potentially give financial rewards if you can maintain a healthy lifestyle, as they struggle under increasing obesity rates.
It could be like Singapore's model where they had a national step challenge, if you did a certain amount of physical activity and measured it, the government gave you health points you could exchange for vouchers.
So will it become a reality?
Chair of action of sugar and salt in the UK is Professor Graham MacGregor, who joined Mike Hosking to talk about the issue.