First Responders are regularly exposed to events that most people will never witness in a lifetime. If you’re a first responder, you’ve probably said or been told, “It’s just part of the job,” or “this is what you signed up for.” And in many ways, exposure to trauma is part of the job. But what often gets missed is this: repeated exposure to traumatic events doesn’t just “roll off’ the brain. It changes it. Let's talk about what is actually happening.