Episode 3: What’s a Virus?

Centers for Disease Control and Prevention (CDC) · 44K views · 2021 · 4:25

Open on YouTube

Medicine & infectious diseaseother

Why the open web links it

Explains the structure of a virus and its relevance to infection control in a clear, educational manner.

Linked by 4 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including cdc.gov, nebraskamed.com, salud-america.org, njaap.org.