Heatwave causes hospitals to declare critical incidents including Queen Alexandra Hospital in Portsmouth and Norfolk and Norwich University Hospitals NHS trust

The UK Health Security Agency has issued Red ‘heat health’ alert over risk to transport as well as ‘food, water and energy supplies’ as temperatures set to hit 38C this week

A UK hospital has declared a critical incident and is restricting services to life-threatening emergencies only, as it struggles to cope with a sharp rise in demand driven by…