The number of positive coronaviruses cases among club players and staff has risen to 42, the highest weekly figure since testing began last year.
A Covid-19 outbreak has led to the cancellation of two games, while Manchester United have reported a number of positive tests, with Tuesday's fixture at Brentford in danger of being postponed.
The league can confirm that between Monday, 6 December and Sunday, 12 December, 3,805 players and club staff were tested for Covid-19. There were 42 new positive cases.
Several clubs, including Norwich and Villa, have announced positive tests for the Omicron variant as concerns grow about the spread of the disease.
Please use a browser that has accessibility features.
Dean Smith wants fans to get their Covid booster jabs so they can attend football games.
The clubs were told to put Covid-19 emergency measures back in place.
The top-flight clubs that had reached a vaccination rate of 85 per cent were allowed to relax restrictions imposed in the summer, but they were told to return to the stricter measures.
The safety of everyone is a priority and the league is taking all precautionary steps in light of the recent rise in Covid-19 cases across the country.
The league has reverted to its emergency measures and will increase the number of tests.
The Covid-19 emergency measures are applicable to all clubs and include protocols such as wearing face coverings while indoors. The more frequent testing includes these.
We will be responsive to any changes to national or local guidance.
Please use a browser that has accessibility features.
Paul Barber is worried that the return of empty stadiums could be caused by rising cases of Covid-19.
The Man Utd game is in doubt.
Manchester United were forced to shut down their training complex due to positive Covid cases and are in discussions with the league about postponing their game away to Brentford on Tuesday evening.
A small number of individuals among the first-team players and staff have returned positive results from the tests.
The Carrington training complex was shut down for 24 hours to make sure there were no more positive cases.
The club is in discussion with the league about the safety of Tuesday's game against Brentford, both from a player preparation perspective and a Covid infections perspective.
Team and staff travel to London will be deferred pending the outcome of that discussion.
The recovery session was canceled after the player tested positive.
A recovery session at the club's Bodymoor Heath training ground was canceled on Sunday due to one positive Covid-19 case in the playing squad.
The training at Villa is expected to resume on Monday after they lost to the Reds on Saturday.
Please use a browser that has accessibility features.
Two players and two members of staff have tested positive for Covid-19, according to Steven Gerrard, the head coach of Villa.
The club will tighten their protocols for coronaviruses.
Dean Smith is the former boss of Villa who will be at Carrow Road on Tuesday.
Fans will need to show proof of double vaccinations or negative tests to attend sporting events with large crowds in England.
The rules will come into effect on December 15 as part of the plan B measures to curb the spread of the Omicron variant.
The Covid cases hit the city.
Graham Potter said that there are three or four positive tests among his playing squad, but their match with Wolves on Wednesday is not currently under threat.
Please use a browser that has accessibility features.
Two or three players are out of the game against Wolves after testing positive for Covid-19, according to Graham Potter.
Potter said that they have a combination of injuries and Covid ourselves.
At the moment, we have three or four. Like everyone else, we have to deal with that.
We're checking and making sure it's at that number.
As soon as they become eligible, all of the players and staff have been urged by the coach to get their Covid-19 booster vaccine.
He said yes. The doctors think they have to do it. Most of us have had it.
Everyone is going to do it when the players are their age.