Now, given the fact that the COVID-19 virus will certainly not disappear any time soon, health experts suggest that periodic booster doses of vaccine will likely be needed for everyone to strengthen and broaden their array of virus-blocking antibodies.
So far, research studies have indicated that immunity against the coronavirus can be enhanced by the use of a combination of different types of vaccines. The problem is that right now it’s a little controversial, and some say even unethical, to offer extra doses to people, as poorer countries don’t have enough supplies to cover significant portions of their populations with initial shots.
