This will either stretch staffing numbers during the week or stretch doctors who will then have to work more hours.
For small and rural districts, already stretching staff to provide the basic curriculum, that poses a particular difficulty.
It is the domain of lean budgets and stretched staff, broadcasting to a predominantly poor, elderly audience.
A party spokesperson said: "When a patient receives the devastating news that they have suspected cancer, rapid progression to treatment is vital, but unfortunately Labour's NHS cuts are constraining capacity and putting additional pressure on already stretched staff".
Then there are the school's Guadalupes, who are ambitious but bewildered, and have the thinly stretched staff to turn to for help.
Angeles National Forest Supervisor Thomas Contreras sounded plaintive in his talk with conservationists and volunteers last week at the Eaton Canyon Nature Center, both asking for more volunteer support and admitting the tasks remaining are stretching staff resources.
Shorter hours and more thinly stretched staffs at child protective service agencies may make it harder to report cases.
A study commissioned by the Federal Communications Commission concluded earlier this year that although there were pockets of excellence in local news, there was still a heavy reliance on thinly stretched staffs and predictable crime and weather coverage.
"We also know that older people indeed suffer in silence and do not complain due to various reasons such as fear of their care being affected adversely, being seen as a difficult patient or pure sense of gratitude and not wanting to overburden already stretched staffing resources".
Without extra money for extra doctors (and nurses, porters, radiographers, therapists), the only way to deliver new weekend services is to stretch NHS staff even more thinly across seven days, not five.
