ELI5, how come when you get an organ transplant, there’s a chance your body will reject it and your immune system will kill it. But when you get infected by a new disease, it’s difficult for your immune system to kill the disease.

Question

ELI5, how come when you get an organ transplant, there’s a chance your body will reject it and your immune system will kill it. But when you get infected by a new disease, it’s difficult for your immune system to kill the disease.

In: Biology

Answer 1

Diseases don’t attack us by accident. They have ADAPTED specifically to outmaneuver our immune response.

No other human has evolved anything like this. Why would it?

But your body goes WTFBBQ FIRE AT WILL!