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


More Infectious Diseases

How to Avoid COVID-Related Financial Scams

Some criminals have learned how to profit off of COVID-19 by scamming unsuspecting targets. We talked to a handful of experts to discover some of these scams—plus how to avoid becoming a victim.