What is ‘flurona’? Coronavirus and influenza co-infections reported as omicron surges.

Cases have been detected in countries including United States, Israel, Brazil, the Philippines and Hungary.

Doctors have long been concerned about the potential impact of a “twindemic” — with influenza cases rising as covid-19 cases threaten to overwhelm hospitals — and called on people to get flu shots and coronavirus vaccinations. On the other hand, “flurona” refers to when one person has both respiratory infections at the same time — which health officials say is a possibility as cases of the highly contagious omicron variant of the coronavirus surge this winter across the world.

Here’s what we know so far.

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