For more information on the series, visit:Alexandra Phelan, assistant professor with the Center for Global Health Science and Security at Georgetown University, explains what immunity passports are and the challenges associated with using them. AlexandraampAnswercamera phoneCoronavirusCOVID-19COVID-19 immunityCOVID19freeimmune systemIMMUNITYpassportsphelansharinguploadvideovideo phoneVITAMINvlogYouTubeRelated Posts Did Your Allergies Get Worse After COVID? Watch This February 26, 2026 There may be a universal vaccine in the future. #science #vaccine #doctor February 21, 2026 The Immune Shift No One Explains After COVID February 19, 2026 Doctor Reacts: Covid masks in 2026?! February 19, 2026 ‘Particularly capricious’: Doctor weighs in on undermining of mRNA technology February 15, 2026 COVID’s Hidden Impact: Immune System Triggers Explained #shorts January 30, 2026