The Deputy Chief Medical Officer is encouraging people to work from home where possible for the next couple of months.
It's after the phased return to offices started in September.
In a Twitter video, Dr. Ronan Glynn encouraged people to do their best to avoid spreading all viruses.
With almost 20,000 cases in the last fortnight, incidence of #COVID19 is increasing.
However, there is much we can do to protect ourselves & one another; get vaccinated; isolate & get tested if symptomatic (even if vaccinated); wear a mask; meet outdoors; ventilate indoor spaces pic.twitter.com/6UQ26QQJMl— Dr Ronan Glynn (@ronan_glynn) October 15, 2021
413 people with Covid-19 are in Irish hospitals today.
It's slightly down on yesterday's total of 415.
However, it increased in the past week by more than 16 percent.
The latest figures show there are 73 patients with the virus in ICU.
Waterford City South has the highest rate of Covid-19 in the country.
On Monday, the country's 14-day incidence rate was 394 cases per 100,000 people.
The area with by far the highest rate in Ireland is Waterford City South, at 1,250.
Tramore/Waterford City West, Ballymahon in Longford and the Longford Town LEA all have rates of over 800.
The area with the lowest rate in the country in Belmullet in Co Mayo, at 103.
Image: Dr Ronan Glynn Twitter