Sir Isaac Newton said for every action there is an equal and opposite reaction. The same applies in the body. When a person acquires an immortal infection, it starts an infectious cascade of actions and reactions that end in chronic disease.
https://www.youtube.com/watch?v=WbG6mzYUnyU&feature=youtu.be&fbclid=IwAR07cSRiUzBpr1LyW6_XXDtifWuQI9z0N3RTdP37Hv9HXv6oyu1qvRAe1gg