yes, it's affective you can see the effect of the vaccine on our country or in the other country now and schools are gradually opening up.

1. covid-19 vaccines provide strong protection against serious illness, hospitalization and death. There is also some evidence that being vaccinated will make it less likely that you will pass the virus on to others, which means your decision to get the vaccine also protects those around you.

2. once you receive your first shot, your body begins producing antibodies to the coronavirus. These antibodies help your immune system fight the virus if you happen to be exposed, so it reduces your chance of getting the disease. There are three vaccines available for use in the United States, and they are all effective in preventing infection. Learn more about effectiveness.

It’s true that you can still become infected after being vaccinated, but once more of the population is vaccinated, those chances are further reduced thanks to something called herd immunity. So getting vaccinated not only reduces your chance of being infected, it also contributes to community protection, reducing the likelihood of virus transmission.

3. during studies, the three vaccines — Johnson and Johnson, Moderna and Pfizer — have shown to be effective at preventing severe illness from covid-19. So if you are vaccinated and become infected, you are very unlikely to become severely ill.