Understand COVID-19: How Vaccines Work
Image/Video: Yale Medicine (YouTube)
development, trials, herd immunity
English (subtitles available via google auto-translate)
Vaccines are one of the most effective tools we have in preventing and reducing the burden of infectious diseases. In the midst of the current pandemic, vaccines are once again poised to change the tide in our favor in the fight against a deadly virus. But how exactly do vaccines work? And are they safe?
Are the vaccines safe?