Understanding Herd Immunity
Herd immunity occurs when a significant portion of the population is vaccinated or infected, limiting the virus's ability to spread. The percentage needed for this varies, with estimates ranging from 70% to 85%, but uncertainties remain due to asymptomatic cases and the longevity of immunity. The emergence of variants may also influence future vaccination strategies, potentially leading to booster shots as new vaccines are developed.In this clip
From this podcast
Life Kit
What You Can (And Can't) Do After The Vaccine
Related Questions