The Acting Chief Medical Officer is urging people to choose a small "bubble" of people to socialise with over the coming weeks.
Health officials say the next ten days are "critical" to stop the spread of Covid 19 - as concerns grow over rising cases in a number of counties.
The National Public Health Emergency Team is particularly worried over the number of infections in Donegal, Louth, Waterford as well as in parts of Wicklow, Kildare and Cork.
Acting CMO Ronan Glynn saying people in Leitrim have managed to bring down the rate of covid in their county: