>A possible answer is "keep the immune system in its youthful state and it will take care of any emerging cancer cells and terminate them with extreme prejudice

>A possible answer is "keep the immune system in its youthful state and it will take care of any emerging cancer cells and terminate them with extreme prejudice without you even noticing". Natural killer cells are basically unstoppable once they home in on a target. So does anyone know what actually happens if the body's neuro-endocrine-immune systems are too damn smart? What is an overly well-regulated body like? Is that medically good or bad?