MPs are to debate whether there should be a minister for older people in the Cabinet.

Penny Mordaunt, a Tory MP who was involved in the campaign, says a mechanism is needed "by which some minister can kick other departments up the back side on issues" that affect elderly people.

Nick Pearce, director of the thinktank the IPPR, told the Today programme's Sarah Montague that the "broken social care system" could only be mended by the prime minister and chancellor, and that a minister for older people would "displace the attention from substantive issues we have to solve".

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