In this short video, Dr. Hank Bernstein talks about immunity after COVID-19 vaccination. For information about COVID-19 and the vaccines, visit For information about all vaccines, visit

Dr. Hank Bernstein explains how the mRNA from the COVID-19 vaccine is broken down and removed from the body. For information about COVID-19 and the vaccines, visit http://COVIDVaccineAnswers.org. For information about all vaccines, visit http://vaccine.chop.edu. >> I am Hank Bernstein…

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

Dr. Paul Offit explains why COVID-19 vaccines would not be expected to cause long-term side effects. For information about COVID-19, visit For information about vaccines and vaccine safety, visit