The variety of new travel-related Covid-19 instances is a “grave concern”, Professor Philip Nolan has mentioned.

rofessor Nolan, chairman of the NPHET Irish epidemiological modelling advisory group, mentioned individuals ought to query whether or not they should take a overseas vacation this yr because of the threat of a resurgence of the virus.

He tweeted: “New travel-related Covid-19 infections a grave concern. A surge seeded by travel is a risk to public health, to healthcare workers, to the vulnerable in our community. We can protect them by foregoing our holiday abroad. A useful question for any activity: luxury or necessity?”

It comes as chief medical officer Dr Tony Holohan warned that the excessive variety of younger individuals among the many nation’s new instances of Covid-19 marks a “worrying trend”.

Nearly half of the 23 instances confirmed on Saturday had been in individuals underneath the age of 35 whereas eight instances had been amongst individuals aged between 35 and 54.

There had been additionally six additional deaths, bringing the loss of life toll to 1,734.

In an announcement on Saturday night time, Dr Holohan mentioned the variety of younger individuals testing optimistic is “now a real concern and a worrying trend.”

He additionally warned that a few of the newly-confirmed instances had “large numbers of close contacts that have required testing and self-isolation for 14 days”.