Countries around the world are taking extra safety measures to help stop the spread of the coronavirus.
The World Health Organization has said the sudden rise in cases of coronavirus in Italy, Iran and South Korea is "deeply concerning", but added the virus can still be contained and does not amount to a pandemic.
A number of major events, including rugby matches between Ireland and Italy in the Six Nations championships, have been postponed due to the virus.
So far there have been no confirmed cases in Ireland, but what is the coronavirus?
RTÉ News2Day, our children's news programme, put together this explainer for young and not so young viewers alike.
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