Four viruses are circulating in the U.S., sparking concerns of a possible “quademic." Here's what to know about risk factors ...

Vaccines can prevent certain types of pneumonia. Consult a healthcare provider about what vaccines can help reduce your risk of viral infections that may lead to pneumonia, like COVID and the flu.

Here's what bacterial meningitis is, how it's different from viral and other types of meningitis, and what treatment can be ...

In children, exanthems are most often related to infection and, of these, viral infections are the most common. Some exanthems have very specific morphologies that help identify and characterize ...

This viral infection causes intense ear pain ... Treatment for an ear infection will vary depending on the type and severity of the infection. In most cases, ear infections can be treated with ...

With a recent surge in influenza, COVID-19, norovirus, respiratory syncytial virus (RSV), and other respiratory viruses, it's ...

People with diabetes and obesity are at higher risk for severe respiratory illness caused by viruses, including serious complications from COVID-19 . Diabetes and obesity are also linked to Long COVID ...

Viral or bacterial infections can occur in the middle of the ear. These often cause pain, inflammation, and fluid buildup. Treatment typically involves antibiotics. Ear infections are the most ...

"Our research shows that three types of genetic mutations are required ... which are also linked to other bacterial and viral infections. "Mutations occur in B cells as part of their normal ...