Researchers test 14 different face coverings for effectiveness

According to the research, N95 masks were shown to be the most effective.

Understand when, how, and why to wear masks to protect yourself and others from infectious diseases.

Understand the basics of transmission to protect yourself and your loved ones.

Learn how COVID spreads, how it affects the body, plus how to protect yourself.

Find out what steps can really help prevent common infections—if you’re doing them correctly.

Learn how PCR, antigen, and antibody tests differ and what the results mean.