Infectious Diseases

Caused by bacteria, viruses, fungi, and other organisms, infectious diseases range from mild to life-threatening. They can be spread from person to person, transmitted by insects or animals, or picked up through contaminated food. Many can be prevented with vaccines.

Featured Stories

Experts Offer Tips for Returning to 'Normal' Post-COVID
Returning to “normal” after a global pandemic is a process. These expert tips will help you over the hurdles.
Bill Clinton Is Hospitalized With Sepsis From a UTI—Here's How That Can Happen
Sepsis is a life-threatening complication of an infection, but the former president's doctors say he's on the mend.
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More Infectious Diseases


First Malaria Vaccine Approved by WHO: 'This Is a Historic Moment'

The vaccine is the first of its kind—not only for malaria, but for parasitic diseases in general.