She also signalled that the NHS faces a fresh shake-up with ministers preparing to ditch David Cameron's controversial health reforms in a drive against waste and bureaucracy.
What do the experts think?
Speaking in the Commons following the PM's speech, health secretary Jeremy Hunt said a "putting the economy back on its feet dividend" would help fund the boost for the NHS, alongside a so-called "Brexit dividend".
The PM has just announced a grand new plan to invest in the National Health Service.
Whether you believe the government jumped or was pushed, all three represent meaningful change for the NHS - the funding deal most of all.
Asked how improvements to social care could be funded, he said: "We all need to make better provision for our own social care ... than we do at the moment".
Where's the money going to come from?
However, health chiefs have warned that rises of around four per cent are needed to improve the quality of care for an ageing population, while Labour said the announcement represented "little more than a standstill in funding".
"So we have to see the detail and see where this money is going to come from we have to see that it is going to be real money".
That could include reducing spending elsewhere.
Twenty billion pounds annually is approximately 384 million pounds per week. It said "it looks like there is limited potential elsewhere for making cuts that could compensate for rises in health spending".
The government also said that economic growth and savings from Britain exiting the European Union would help cover the cost. The specifics of how this will work haven't yet been outlined. It has been estimated that the measure could raise nearly £4 billion by the end of this Parliament.
Cancelling a proposed fall in Corporation Tax-from 19% to 17% in 2020-could raise around £6 billion. Any departure that involves tax increases could upset core voters and open it up to criticism from the opposition Labour Party.
"The OBR (Office for Budget Responsibility) has said it could by £15bn a year; it could be a bit more, it could be a bit less".
It also explores what would happen if a dedicated NHS tax was introduced, more information on that is available here.
"These will still be tough years ahead", he added.
"We will be able to explain exactly where every penny is coming from but we will do that in the Budget", said the Health Secretary. The International Longevity Centre calculated that if things carry on as they are, health spending could rise from around 6 percent of GDP in 2019-20 to 16.4 percent by 2064-65, which would be completely unsustainable.
"Today's announcement on funding is nowhere near good enough and the Prime Minister has confirmed there is no new money for social care. It's right that we use that money to spend on our priorities, and the NHS is our number-one priority". "We want to see this long-term plan for the NHS delivering for the NHS".
It proposed that all immigrants apprehended should be criminally prosecuted under the country's criminal entry statute. May said she she "unequivocally" believed what the United States administration was doing on its border was "wrong".
Mr Bardwell (right) and his father, Donald (left) were disappointed with the doctor's approach. "I could not move my body. Told Bardwell's father via ABC News , 'In my mind, I don't think she should be practicing medicine at all' .
Added Kenneth Roth, the executive director of Human Rights Watch: "All Trump seems to care about is defending Israel". The U.S. delegation's seat was empty and the nameplate removed at the end of the day.
It is now on a run of 18 games unbeaten, including games against World Cup teams Serbia, Nigeria, South Korea and Egypt. They were good in spells early in the game and had the bulk of possession - but were wasteful in the final third.
Spain may be the favorite, but there's no reason Iran can't pull off an upset if they're able to disrupt the Spanish offense. The Carlos Queiroz's men will be hoping to beat the La Rojo so as to top the group after beating Morocco 1-0 on Friday.
Every day until LeBron James makes his decision, new reports will surface about where the best player in the game will sign. Who do you draft when your biggest star could be leaving? "So LeBron's book is already set", O'Neal said in the interview.
His brother Prince George was christened at a similar time, and was baptised about 13 weeks after he was born on October 23, 2013. She was however absent from the opening day of Royal Ascot, Princess Diana's niece's wedding and the Order of the Garter .
The two had a "good" conversation and "more dialogue" is expected, Jabari Young of the San Antonio Express-News reports . The Spurs do not have to facilitate a trade to the Lakers simply because that's Leonard's preference.