The COVID-19 vaccine developed by Johnson & Johnson is officially on pause in the U.S. What side effects are being reported by this one-and-done vaccine?
A slew of European countries has suspended the use of the AstraZeneca coronavirus vaccine. Does the latest shot cause blood clots? The data isn't sure.
The World Health Organization is working to make sure all nations have equal access to the COVID-19 vaccines. Find out how the Covax program works here.