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

Omicron-Specific Vaccines May Be Ready Soon—But How Are They Different From Current COVID Vaccines?
Two new vaccines made specifically for the Omicron variant are currently in production, but experts question whether a variant-specific vaccine is necessary right now.
How to Get Your Free N95 Masks and At-Home COVID Tests From the Government
Americans are entitled to four at-home COVID tests per household, and three N95 masks per person.

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