Jeane Freeman told MSPs the NHS in Scotland is being placed on an 'emergency footing'.
The number of Covid-19 cases in Scotland has risen to 195 from 171, a rise of 24 in the last day.
Foreign secretary Dominic Raab announced the new UK Government advice to MPs.
Odeon, Cineworld and Picturehouse among those to announce plans to close for the foreseeable future.
If anyone in a household develops symptoms, everyone who lives there should stay at home for 14 days.
The government says children won't be 'severely affected' by coronavirus and that they will be better off in their schools.
STV political editor Colin Mackay reports from a media briefing with the First Minister this morning.
Boris Johnson called the Covid-19 outbreak 'the worst public health crisis for a generation'.
First Minister Nicola Sturgeon says she is 'minded' to ban mass gatherings as of next week.
There have been four new Scottish cases since Monday, while a sixth patient with the virus in the UK has died.
First Minister Nicola Sturgeon said five new Covid-19 patients had been identified as of Monday morning.
US-based Scots scientist Dr Kate Broderick hopes preventative jab can be tested on people in April.
The First Minister told MSPs that officials are still working to delay the spread of Covid-19.