A loved one falls to the floor, unconscious. A car hurtles out of control at fifty miles per hour. A factory worker suffers a life-threatening injury on the job. An infant ingests poison, an adolescent overdoses on drugs, a friend collapses in a seizure. You dial 911, and the emergency medical technicians answer the call. Now here are their stories, based on the authors' own experiences as members of a volunteer ambulance corps.You'll share in the fear and frustration, anger and elation, as the drivers rush to the scene to save lives...and face death. From the most traumatic cases to the most bizarre, from the moments that will make you laugh to those that will break your heart, every call is recounted in intimate detail -- and with absolute authenticity.Second by second, heartbeat by heartbeat, Dial 911 takes you inside the world of emergency medicine in a way you've never seen it before.