March 10, 2023 – The 2022-23 flu season lingered via the second half of January and most of February on the fringe of its outlined existence, but it surely now seems to be over.

For the CDC, the annual epidemic often known as flu season “happens when flu exercise is increased than a CDC-defined ‘baseline’ worth.” That worth, expressed because the proportion of all outpatient visits involving influenza-like sickness to well being care suppliers within the U.S. Outpatient ILI Surveillance Community, is presently 2.5%.

During the last 6 weeks, the nationwide determine has been between 2.6% (Feb. 19-25), and a couple of.7% (Jan. 15-21). In different phrases, it has lingered like no flu season has lingered earlier than, not less than not for the reason that CDC started setting a nationwide baseline in 2007-08.

However for the week of Feb. 26 to March 4, outpatient flu-like sickness visits represented simply 2.4% of all visits, the CDC’s Influenza Division reported, dropping below the baseline for the primary time for the reason that first week of October 2022.

Again then, the early begin to the flu season raised concern a couple of “tripledemic” involving respiratory syncytial virus (RSV) and COVID-19. However by the point the flu season peaked, RSV exercise had already began declining and the anticipated COVID surge by no means occurred, CDC knowledge exhibits.

For the reason that begin of the 2022-23 season, the USA has had not less than 26 million flu sicknesses, 290,000 hospitalizations, and 18,000 deaths, 125 of which have been baby deaths, the CDC estimates.

 



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