By Jordan Osborne, DC Stress, like pain, is a vital function of the body. Without pain, we'd burn our hands or walk on a broken foot. The stress response works the same way: it activates our "fight or flight" system (the sympathetic nervous system) to prepare us to fight for our lives or escape danger. That sudden surge of adrenaline, where you don't feel pain or seem to gain "superhuman strength," is a survival advantage. It's great for fending off a sasquatch, and less grea