You too forgotten that vaccine does NOT prevent gain/spread, just boosts immune system to prevent symptoms (and your immune system is not some external super-shield ...its firewall)
my sentiments, retard; you fail obviously elementary understanding of 1) vaccines and 2) human immune system; aka you prove to be mentally brainwashed by murican media thoroughly
You too forgotten that vaccine does NOT prevent gain/spread, just boosts immune system to prevent symptoms (and your immune system is not some external super-shield ...its firewall)
my sentiments, retard; you fail obviously elementary understanding of 1) vaccines and 2) human immune system; aka you prove to be mentally brainwashed by murican media thoroughly
Project harder please.
ok lefturdie; if you dont want to understand even basics what vaccines do or how human immune system works, there is no helping you