Flu Outbreak Map 2024. Tested 56,206 specimens for flu viruses, of which 2,720 (4.8%) were positive. A weekly influenza surveillance report prepared by the influenza division weekly influenza activity estimates reported by state and territorial epidemiologists.*.

April 5, 2024 —on march 29, 2024, cdc reported this year’s first u.s. From 2003 to 22 may 2024, 891 cases of human infections with avian influenza a(h5n1), including 463 deaths, have been reported to who from 24 countries.