Human physiology is complex. Homeostasis tells us that our physiologic responses maintain us within a specific range. Fractal physiology tells us that, over time, our responses become less responsive. And those changes can be seen years before clinical disease is apparent.
When a mild fever strikes healthy kids or adults, that small temperature rise is usually followed with a move towards the medicine cabinet. But there's a broad body of research that indicates that so-called over-the-counter remedies are simply unnecessary, because the body is perfectly designed to handle this physiological intrusion.