NBC News medical contributor Dr. Natalie Azar and NBC News investigative and consumer correspondent Vicky Nguyen join TODAY to answer viewer questions about the COVID-19 vaccine. They talk about potential booster shots and why you shouldn’t post your vaccination card on social media. » Watch TODAY All Day: http://www.youtube.com/today » Subscribe to TODAY: http://on.today.com/SubscribeToTODAY » Watch the latest from TODAY: http://bit.ly/LatestTODAY About: TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY's Website: http://on.today.com/ReadTODAY Find TODAY on Facebook: http://on.today.com/LikeTODAY Follow TODAY on Twitter: http://on.today.com/FollowTODAY Follow TODAY on Instagram: http://on.today.com/InstaTODAY Follow TODAY on Pinterest: http://on.today.com/PinTODAY #SocialMedia #COVID #TodayShow The Risks Of Posting Your COVID-19 Vaccine Card On Social Media | TODAY