Ed Miliband has visited a cricket club in Nuneaton to launch Labour's new election campaign posters on the NHS.
He told supporters that the IFS assessment of party manifestos showed the Tories were committed to "extreme spending plans" that would "end up cutting the NHS".
Ed Miliband has said his party would invest £2.5bn into the NHS within the first year of a Labour government.
"An investment not for an NHS that stands still but one that keeps up with the challenges of time", he said.
Jeremy Hunt has compared modern politics to dating app Tinder and called for a return to old-fashioned doorstep canvassing.
Both of the men with a chance of being PM has something they're not telling you. It's about the way they plan to fund the whole NHS.
Labour will pledge more cancer tests to be carried out by family doctors and new equipment to help treat sufferers.