How COVID-19 vaccines work
A visual explainer on how vaccines work, including how they work with the body’s immune system and their use in preventing coronavirus.
December 10, 2020
Top Stories
ABC News Live Presents
A variety of news and talk shows featuring our flagship programming.
21:27
Daddy Yankee: A Higher Note
- Nov 20, 2025
24:43
Gut Check: The Foods We Eat
- Nov 19, 2025
ABC News Specials on
