What’s the difference between influenza A and influenza B, and does it matter which you catch? By Knvul Sheikh Each fall and winter, the flu emerges as a formidable force, spreading through the ...

The surge in flu cases also comes amid concerns about high infection rates for other viruses including RSV, COVID-19 and the gastrointestinal bug norovirus. Still, health officials say flu cases ...

Influenza vaccination significantly reduces flu-related morbidity and mortality across all age groups, according to a large-scale Spanish study analyzing data from more than 38 countries and 6.5 ...

Feb. 15 (UPI) --All age groups in the United States are experiencing a "high severity" of influenza cases among all age groups for the first time since the 2017-18 flu season, the Centers for ...

By some measures, this year’s flu season is the worst in 15 years. The Centers for Disease Control and Prevention has recorded at least 24 million cases of influenza and 310,000 hospitalizations ...