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

Who Should Get an Antibody Test for COVID-19? Here's What Doctors Advise
Vaccinated and wondering whether your shot has held up? Or curious if last month's cold was COVID-19? Read on.
The US Is Getting Ready to Start Vaccinating Kids Ages 5–11 Against COVID-19—Here's How
The plan, pending vaccine approval from both the FDA and CDC, will help immunize the approximately 28 million children in the US in that age group.

More Infectious Diseases

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.