Update: Influenza Activity - United States, October 1, 2017-February 3, 2018

Influenza activity in the United States began to increase in early November 2017 and rose sharply from December through February 3, 2018. Influenza A viruses have been most commonly identified, with influenza A(H3N2) viruses predominating, but influenza A(H1N1)pdm09 and influenza B viruses were also detected.
Source: PHPartners.org - Category: International Medicine & Public Health Source Type: news