The number of positive flu tests and hospitalizations in the United States is the highest in more than a decade, indicating this influenza season may be the most severe in years.
According to data from the Centers for Disease Control and Prevention, there have been at least 880,000 cases of flu-like illness during the 2022-23 flu season.
Over the season's first three weeks, clinical laboratories have recorded more than 9,100 positive tests, CDC data shows.