The UK is set to see temperatures soar today and tomorrow - but how hot does it have to get before home-based employees can stop working?
UK health officials have issued a heat health alert for every region of England, warning of a danger to life and wildfires with temperatures set to soar to a blistering 36C.
The Met Office said a heatwave is likely across much of the UK later this week, with the hottest weather expected on Saturday.
