Why Do We Still Wear Masks at Hospitals?

Human bodies are amazingly compensated to maintain homeostasis. If something happens, if some one stabs you and you lose blood, you'regoin to compensate by a more rapid heart beat. So in the body an anyone who works in medicine, on the first day, yo'll start seein compensation. But compensating still means san issue. You know, if if the heart rate goes up, that's a sign that they are technically having shortness of breath or hypoia.