Covid-19. Boris Johnson remains symptom free but is following the instructions after being contacted by NHS Track and Trace.
Downing Street have confirmed that the UK Government leader will continue working whilst in quarantine at home. Johnson was admitted to intensive care in April after catching the bug but went on to make a full recovery.
It comes as a huge new testing centre is to open in Scotland as the UK Government steps up the fight against coronavirus.
The megalab will create around 1,800 new jobs and will be able to process 300,000 test results a day when it opens early next year, with a location still to be confirmed.