Bacterial and viral acute sinus infections typically display similar symptoms. The duration of the infection can help determine if it is viral or bacterial. Many viruses, such as the ones that cause ...

Joanna Tsai, MD, and Stuart C. Ray, MD, discuss how to diagnose and treat bacterial and fungal co- and superinfections.

Scientists have uncovered a surprising twist in how bacteria share genes—including those that spread antibiotic resistance.

Research has shed important new light on the enemies-turned-allies that allow bacteria to exchange genes, including those ...