Chicken pox is an interesting point IMO. I had chicken pox as a child, and it came back to haunt me as a zoster 20 years later. I think various pox can stay dor

Chicken pox is an interesting point IMO. I had chicken pox as a child, and it came back to haunt me as a zoster 20 years later. I think various pox can stay dormant forever, and provoke serious diseases later on.