Remember when politicians said everyone should get covid to develop heard-immunity? And then we had more than one million deaths since then?
Remember when politicians said everyone should get covid to develop heard-immunity? And then we had more than one million deaths since then?
What if there was a way for everyone’s body to know about measles, without actually getting measles.
That would be pretty cool huh?
Yeah but you’d have to kind of train everyone’s immune system by somehow introducing it to the virus without the person actually getting infected.
Seems impossible.