The COVID-19 pandemic began wreaking havoc about 1 year ago in American. Millions of cases and deaths created a emergency need for a vaccine that could help fight of against this deadly virus. All the usual steps were employed to rapidly deploy vaccines. Moderna and Pfizer were the first COVID-19 vaccines authorized. Both of these vaccines require two shots and utilize mRNA technology. The newly authorized Johnson and Johnson vaccine requires only one shot and uses a weakened adenovirus. All vaccines lead to creation of the spike protein which actives the body’s immune system that helps you fight off infection.
Dr. Frita’s video explains the vaccines, explores the data, and offers a perspective on taking the vaccine. Johnson and Johnson COVID-19 Vaccine: Should You Take It? – YouTube