COVID may have pushed a leading seasonal flu strain to extinction

The pandemic coronavirus' debut wrought universal havoc—not even seasonal flu viruses were spared. Amid travel restrictions, quarantines, closures, physical distancing, masking, enhanced hand washing, and disinfection, the 2020-2021 flu season was all but canceled. That meant not just an unprecedented global decrease in the number of people sick with the flu but also a dramatic collapse in the genetic diversity of circulating flu strains.
Read more: https://arstechnica.com/science/2022/09/covid-may-have-pushed-a-leading-seasonal-flu-strain-to-extinction/?source=Snapzu