Living Beyond Covid The Immune System Who should get vaccinated. Regarding the concept of the development of herd immunity among a population, with the presence of a vaccine. Previous outline of former lists from 2020 regarding those who come across the greatest amount of individuals in the population. Immune compromised individuals with pre-existing conditions that might have the highest chances of severe ramifications upon infection. The elderly population who has not been exposed, ever, nor tested. Highly unlikely at this stage most have been already exposed. Individuals who come across the greatest amount of people in society. First responders, teachers, etc. regarding exposure and re-openings. Concept of exposure to develop natural immunity. Case in point, a lot of people have resumed regular activity at some point or another in the past year (2020) and have not gotten sick. Therefore, have some assurance that they will not likely get infected, or ill upon infection. Covid END