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 have promised an emergency round of nurse recruitment and funding for 1,000 extra training places in the first year of a Labour government.
"To save the NHS we cannot wait. With A&E in crisis, staff shortages and hospitals weighed down by large deficits, this plan has to start immediately.
"First things first, the next Labour government will start by saving the NHS", Mr Miliband 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.