From symptoms to vaccine efficacy, ABC News’ Dr. Jen Ashton breaks down some of the most asked omicron questions.

Dr. Jen Ashton answers viewers’ COVID-19 and health questions. SUBSCRIBE to GMA3’s YouTube page: https://bit.ly/3kNlst8 VISIT GMA’s homepage: https://abc.com/shows/gma3-what-you-need-to-know FOLLOW GMA3: Facebook: https://www.facebook.com/abcgma3 Twitter: https://twitter.com/abcgma3 Instagram: https://instagram.com/abcgma3

Answers to viewers’ COVID and health questions from Dr. Jen Ashton. SUBSCRIBE to GMA3’s YouTube page: VISIT GMA’s homepage: FOLLOW GMA3: Facebook: Twitter: Instagram:

Dr. Jen Ashton has the latest news from Pfizer about the need for a possible third shot.

Dr. Jen Ashton answers viewers’ questions about health, nutrition and COVID-19 vaccines.

Dr. Jen Ashton discusses when and why we may need a booster shot.