Trials around the world reveal COVID-19 vaccines are greatly effective at preventing serious illnesses and deaths.
Based on scientific trials from around the world, experts say that COVID-19 vaccines that have reported results have shown to be close to 100% effective at preventing hospitalizations and deaths. This includes vaccines with lower efficacy rates, which indicates how strongly the vaccine works in a controlled setting.
Experts report that COVID-19 vaccines are remarkably powerful at preventing serious illnesses, leading to lower hospitalizations and deaths. Studies reveal that all approved COVID-19 vaccines are also very effective against the highly transmissible Delta variant
The US Centers for Disease Control and Prevention recommends the use of masks and other preventative measures even after vaccination in public indoor spaces where community transmission is high.
Reports show that the Delta Variant surging in the U.S. revealing that the Delta variant is far more contagious than previous versions of #COVID19. Unvaccinated people need to get vaccinated and wear masks and avoid crowds until they do. Everyone in areas of substantial/high transmission should wear a mask, even if vaccinated, it is advised.
What do the terms ‘efficacy’ and ‘effectiveness’ mean?
“Efficacy reflects how well the vaccine works in a controlled setting like a clinical trial, while effectiveness is what happens in the real world.