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 ...

It can be hard to tell the difference between viral and bacterial tonsillitis from symptoms alone. However, tonsillitis caused by a viral infection may be milder than tonsillitis caused by a bacterial ...

There are clear signs of viral infections that you need to be aware of. Here are the most common ones and know how the viral ...

A systematic review and meta-analysis finds that the definition of severe acute respiratory infection (SARI) used by the ...

In the weeks following a bout of influenza or COVID, the risk of heart attack or stroke may rise dramatically, and chronic infections such as HIV may increase the long-term risk of serious ...

New research looking at health records from nearly half a million people has identified 22 different associations between viral infections and neurodegenerative diseases. Influenza, encephalitis and ...