GPs' surgeries should be open seven days a week from 8am until 8pm, David Cameron said as he announced a £50 million trial to encourage longer opening hours.
Around half a million patients are expected to be covered by a pilot project in parts of England as the government seeks to cut pressure on A&E departments.
A recent NHS survey found that almost one in five patients said inconvenient appointments were a concern and 70% backed weekend and after office hours opening.
More top news
The number of children in care has increased to its highest level for nearly 25 years, the Government's spending watchdog has said.
Abuse victims are being put through "torture" by the pace at which the Government's inquiry into abuse is progressing, an MP has said.
The number of diabetic and severely overweight patients having weight loss surgery needs to triple to help the future of the NHS, Nice said.