Telling those with a high temperature or cough to self-isolate for a week will have the “biggest impact” in the fight against coronavirus, the UK’s chief science adviser says.
Sir Patrick Vallance said the new advice, as the UK moved to the next “delay” phase of tackling the outbreak, was a “big intervention”.
But ex-Health Secretary Jeremy Hunt called for more stringent measures.
Opposition parties asked to see the scientific evidence behind the advice.
All professional football leagues in England, and professional and grassroots games in Scotland, have been suspended until at least 3 April.
The Six Nations rugby union match between Wales and Scotland on Saturday has also been postponed.
The two other final day games had already been postponed and it is not known when the 2020 Championship will be completed.
The Foreign Office has advised against all but essential travel to some areas of Spain, including Madrid, but flights will continue as normal.
There have been 798 confirmed cases across the UK as of 09:00 BST on Friday, which is a rise of 208 on the day before.
Health officials have said they believe the actual number of people infected could be between 5,000 and 10,000.
In total, 10 people have now died in the UK with the virus.
Source: BBC News