Contrary to some projections, cases of seasonal influenza peaked at the end of last year and started to decline in early 2022. Some experts had expected a more robust 2021-2022 flu season in the United States, as COVID-19 pandemic restrictions eased and students headed back to the classrooms.
But data so far have not borne that out.
Overall, influenza activity has decreased in recent weeks, while sporadic activity continues across the country, and some areas are seeing an increase,