Infectious Diseases

While tap water is safe to drink, it should always be boiled before being used for nasal rinsing to prevent serious infections.

Blastomycosis is a rare infection caused by a fungus. Learn what it looks like on skin, risk factors, and treatment options.

The World Health Organization warns owners of pet birds to be cautious when handling birds or cleaning their cages.

C. auris, a new drug-resistant super fungus, is a growing threat. Learn more about fungus outbreaks and symptoms of fungal infection (candidiasis).

Officials say the virus mostly infects small mammals, but that it may be spreading to a wider geographical area.

The prion illness chronic wasting disease is similar to mad cow disease, and experts worry it could pass to humans.

Clade I, a highly infectious and deadly form of mpox, prompted the CDC to issue a health advisory.

A rash with small, raised red spots that’s accompanied by persistent itching that gets worse at night may be scabies. The condition, which is caused when the human itch mite burrows under the top layer of skin, is contagious but very treatable.

Is it okay to get flu and COVID-19 vaccines together? What about flu, COVID-19, and RSV vaccines? Learn about potential side effects and benefits.

Madonna spent several days in the ICU for a bacterial infection after allegedly being found unresponsive. Untreated or antibiotic-resistant infections can lead to hospitalization.

Cases of cyclosporiasis, an illness characterized by intense diarrhea after consuming food or water contaminated with human feces, are higher than usual this year in the U.S.

The CDC warns that bacteria linked to this illness have become endemic in parts of the U.S. Here is more on melioidosis symptoms and treatment.

Human metapneumovirus is on the CDC’s radar after unusual surge this past spring. HMPV infection is similar to cold or flu with lots of coughing.

The reasons for America’s vaccination disparities are complex and deeply rooted. Here one expert tells what it might take to change the status quo.

Two doses of the Jynneos mpox vaccine prevent infection up to 86 percent of the time, and also offer protection against severe disease.

Smallpox, a deadly and highly contagious disease caused by a virus, was eradicated in the late 1970s after global vaccination efforts. Its telltale symptom is a red rash that covers the body then develops into pus-filled lesions.

Babesiosis is a rare disease spread by ticks that are infected with a microscopic parasite. It can cause flu-like symptoms such as fever and chills.

The CDC said the drug-resistant fungus Candida auris is an ‘urgent threat’ for vulnerable people in the U.S., with cases tripling between 2019 and 2021.

Learn the best way to kill germs that can make you sick, from those in your kitchen and bathroom to those on your cell phone, bedding, or shoes.