The FLiRT variants, subvariants of Omicron, are contributing to a rise in COVID infections. Detected initially in 2023, these variants may be more transmissible and could partially evade immunity from prior infections and vaccinations. While not causing more severe disease, they pose a continued challenge, especially for vulnerable populations.
FLirt Covid 19 Virus: Scientists are studying the FLiRT variants, subvariants of the Omicron lineage, which may be more contagious and evade immunity better. The FLiRT variants, derived from the JN.1 variant, are demonstrating increased fitness and may become the dominant subvariants in Australia. Booster shots targeting Omicron XBB.1.5 provide significant protection against severe illness.
Air passenger traffic experienced a strong rebound in February as Omicron became less of a burden on societies outside of Asia. The conflict in Ukraine hasnot had a major impact on.