There were at least 3.7 million illnesses, 32,000 hospitalizations and 1,800 deaths in the U.S. from influenza during the 2019-20 season as of mid December, according to the Centers for Disease Control and Prevention's most recent FluView report.
All areas of the country are seeing elevated levels of flu-like illness. Nineteen states experienced high flu-like illness activity for the week ending Dec. 14.
The activity so far is mostly caused by influenza B/Victoria viruses, which is unusual for this time of year, the report said.
Thirty states reported widespread flu activity and 17 reported regional flu activity.See the latest posts on our homepage