In fact, there's now a new potentially nastier strain of the flu virus making the rounds. If you look at the latest flu activity map on Fluview, the Centers for Disease Control and Prevention's (CDC's) Weekly U.S. Take a look at data from the Centers for Disease Control and Prevention (CDC), which shows which month flu activity peaked in the United States over the past 36 flu seasons from the 1982-1983 flu season through the 2017-2018 flu season. If we have just gotten past the peak, expect the flu season to drag on for at least another month or so. Researchers estimated the effectiveness of the flu vaccine by comparing the rates of flu among those who got the vaccine versus those who did not get the vaccine.

Source: Forbes March 17, 2019 11:15 UTC