This flu season has reached unprecedented intensity, according to data from the Centers for Disease Control and Prevention.

Delays in CDC analyses of infectious disease threats and agency silence will harm Americans, doctors and ...

Sonya Stokes, an emergency room physician in the San Francisco Bay Area, braces herself for a daily deluge of patients sick ...

The UK has seen a surge in cases of four major viruses, new government data has shown, but what exactly are they and what are ...