Dr. Paul Offit discusses concerns about COVID-19 vaccines and the immune system. For information about COVID-19, visit For information about vaccines and vaccine safety, visit Can coronavirus vaccines alter the immune system?Can COVID-19 vaccines alter the immune system?Can mRNA vaccines affect the immune system?Can mRNA vaccines alter the immune system?Children's Hospital of PhiladelphiaCoronavirusCOVID-19COVID-19 immune systemCOVID19DisruptDo coronavirus vaccines affect the immune system?Do COVID-19 vaccines affect the immune system?Dr. Offiteffects of mRNA vaccines on immune systemIMMUNEimmune systemIMMUNITYmRNA vaccine and immune systemPaul Offit and vaccinesResponseVaccine Education CentervaccinesvideoVITAMINvlogYouTubeRelated 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