We are reminded each year to get vaccinated against the influenza virus. The severity of the annual outbreak is not known with certainty in advance, but a major pandemic is bound to occur sooner or ...

We published an article earlier this month that contained incorrect estimates for the basic reproduction number (R0) for COVID subvariants BA.4/BA.5 and BA.2. We have now corrected the error, but I ...

There are over 175 Covid-19 vaccines in development. Almost all government strategies for dealing with the coronavirus pandemic are based on the idea that one of these vaccine candidates will ...

Minister for Health Simon Harris has said the reproductive rate of Covid-19 is estimated to be 0.7. Speaking in the Dáil, he said the very small number of cases makes the rate very hard to estimate ...