The Chief Medical Officer says everyone should consider themselves potentially infectious - as the Omicron variant of Covid-19 continues to spread.
Dr Tony Holohan is urging people to avoid crowded shops where possible - and that sales shopping should be considered high-risk.
A record 16,428 new cases were confirmed yesterday - the highest since the pandemic started.
Anthony Staines, Professor of Health Systems at DCU, says he's surprised at where the focus is
"I've looked carefully at the chief medical officers advice and it's very much geared to an older understanding of COVID-19. So there's very little mention in it of air filtration for example, ventilation is only mentioned by implication, and there's no mention at all of the use of masks and that's surprising that these things aren't mentioned because they are all important"
