Non-urgent operations could be cancelled and outpatient appointments are likely to be postponed when doctors go on strike next month.
It's the first time they've taken action in almost forty years.
The British Medical Association balloted more than 100 thousand members over strike action. 79 per cent of GPs voted in favour of it. As did 84 per cent of hospital consultants - and 92 per cent of junior doctors.
The strike is due on June the 21st. But, some warn that just one day can lead to a tremendous backlog of cases. Here's Kate Bunkall.