There is am ecosystem of many types viruses in all of us, healthy or not. Part of that ecosystem is HERVs or Human Endogenous Retroviruses (PERVs are the same i

There is am ecosystem of many types viruses in all of us, healthy or not. Part of that ecosystem is HERVs or Human Endogenous Retroviruses (PERVs are the same in pigs--im not kidding). Understanding how they do or don't cause disease is an active area or research.