The fight-or-flight response, also known as the acute stress response, refers to a psychological reaction that occurs in the presence of something that is terrifying, either mentally or physically. The fight-or-flight response was first described in the 1920s by American physiologist Walter Cannon.
Where Pediatricians Work Some pediatricians work in an office, either alone or with a group of other doctors, while some work in a hospital, health maintenance organization, clinic, or medical school. Still, others work as locum tenems doctors, traveling around a city or around the country, filling in for other doctors on a part-time basis.
Types of Pediatricians. But it is hard to generalize what pediatricians do because there are many types of pediatricians. There are pediatricians who practice primary care, taking care of the general needs of children, and there are others who specialize, for example, only treating kids with cancer, heart problems, kidney problems, etc.