Why do we experience physical pain?George Dvorsky9/26/12 2:20pm491EditPromoteDismissUndismissHideGo to permalink There's no doubt about it: Pain sucks. We all hate it — and some people go to immense lengths to try and get rid of chronic pain. And yet, it's a constant part of human experience. But why do people feel physical pain? How does it even work? And does everybody feel pain the same way?