After an early start to the flu season, various public health authorities, including the US Centers for Disease Control and Prevention (CDC) and the ...

Flu-related pediatric deaths have doubled since last week, according to the CDC. Here's what to know this week, including ...

A particularly infectious subvariant of influenza is keeping emergency room numbers high and causing especially severe ...

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...