Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

Weekly numbers show that 2% of U.S. deaths for week 5 were due to the flu. COVID was responsible for 1.5% of deaths in the ...

The flu season has reached its peak, according to new data from the Atlanta-based CDC. This comes just weeks after CDC data shows this year’s flu vaccine was less effective than most years. CDC ...

Flu activity remains elevated nationally but has decreased for two consecutive weeks as of Feb. 22, the CDC announced. Advertisement "Data to date suggests the [flu] season has peaked," the CDC said.