KP.3, the new Covid variant is here: What we know till now

KP.3 variant, part of FLiRT group, presents wide array of symptoms from mild to severe. KP.2, another major variant of COVID, currently accounts for 22.5% of COVID cases in the US. KP.3 is very similar to JN.1 and only has two changes in spike compared to JN.1 variant of COVID.