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
Your Privacy Choices
Contact Us
Recalls and Product Safety Alerts
© 2026 ABC News

VIDEO: When COVID-19 vaccine boosters are approved, how do we determine if we need one?

1:55

gma3
August 19, 2021

When COVID-19 vaccine boosters are approved, how do we determine if we need one?

Dr. Jen Ashton answers viewers’ latest questions.

Up Next in news

WHO scientist: 'There isn’t enough evidence now to tell us who needs the boosters'

WHO scientist: 'There isn’t enough evidence now to tell us who needs the boosters'

August 19, 2021

VIDEO: Thomas VA. Shooting

Staffer injured, gunman dead in shooting at VA elementary school

September 3, 2026

VIDEO: US launches new strikes on Iran amid gas price crunch for Labor Day

US launches new strikes on Iran amid gas price crunch for Labor Day

September 2, 2026

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
Your Privacy Choices
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
Recalls and Product Safety Alerts

© 2026 ABC News

Privacy Policy—
Your US State Privacy Rights—
Children's Online Privacy Policy—
Interest-Based Ads—
Terms of Use—
Your Privacy Choices—
Contact Us—
Recalls and Product Safety Alerts—

© 2026 ABC News