Video
Shop
Culture
Family
Wellness
Food
Living
Style

Travel
News
Book Club

Newsletter

Privacy Policy
Your US State Privacy Rights
Children's Online Privacy Policy
Interest-Based Ads
Terms of Use
Do Not Sell My Info
Contact Us
© 2026 ABC News

A visual explainer on how vaccines work, including how they work with the body’s immune system and their use in preventing coronavirus.

4:01

ABC News
December 10, 2020

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.

Up Next in news

VIDEO: Fashion mogul’s son arrested in father’s fatal fall

Fashion mogul’s son arrested in father’s fatal fall

VIDEO: Trump meets Xi Jinping in high-stakes Beijing summit

Trump meets Xi Jinping in high-stakes Beijing summit

VIDEO: Grand jury indicts former FBI director over Instagram post

Grand jury indicts former FBI director over Instagram post

The latest lifestyle and entertainment news and inspiration for how to live your best life - all from Good Morning America.

Contests
Terms of Use
Privacy Policy
Do Not Sell My Info
Children’s Online Privacy Policy
Advertise with us

Your US State Privacy Rights
Interest-Based Ads
About Nielsen Measurement
Press
Feedback

Shop FAQs
ABC News
ABC
All Videos
All Topics

Sitemap

© 2026 ABC News

Privacy Policy—
Your US State Privacy Rights—
Children's Online Privacy Policy—
Interest-Based Ads—
Terms of Use—
Do Not Sell My Info—
Contact Us—

© 2026 ABC News