Treatment may depend on the cause. A sinus infection, also known as sinusitis or rhinosinusitis, occurs when your nasal cavities become swollen and inflamed. Fluid buildup in the sinuses can allow ...

Without proper treatment, tooth infections can spread to other areas of the body, leading to serious and potentially life threatening complications. A tooth infection, or a tooth abscess ...

Sexually transmitted infections (STIs) usually pass from one person to another through sexual contact. Examples include chlamydia, crabs, and genital herpes. Treatment depends on the type of STI.

Drug-resistant infections occur when pathogens change in ways that render antimicrobial drugs ineffective. As a result, the pathogens survive and continue to spread. When infections are treatable with ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond ...

Pet dogs are an important but overlooked source of salmonella infections among humans, a recent study from Penn State University (PSU) has found. Hygiene practices of dog owners, dog food safety ...

How do ear infections happen? It's pretty simple. Sometimes, germs, like a virus or bacteria, can infect the inside of your ear. This can happen to anyone, although middle ear infections are more ...

One of the ways the CDC has stepped up its surveillance of H5N1 infections in people is by asking state public health laboratories to perform additional testing on all patient samples that test ...

Sinusitis, or a sinus infection, can cause a stuffy or runny nose, a decreased sense of smell, and other symptoms. You can usually manage the symptoms at home with a decongestant. The sinuses are ...

If you are having surgery, you may be concerned about a bacterial infection after your procedure. While these infections are often preventable with good wound care and frequent hand washing, some ...

An untreated yeast infection that persists for too long, can lead to complications that require medical attention. These include painful sores, infertility, or even a potentially deadly bloodstream ...

China has reported to more human infections involving H9N2 avian influenza, which involve children from two different provinces, Hong Kong’s Centre for Health Protection (CHP) said in its latest ...