Most often you will be the first person on the scene at a medical emergency. You may witness someone having a stroke, or having a heart attack, or suffering a seizure, and being able to recognize common medical emergencies and deliver the proper first aid in these situations are important skills.
The interventions that are outlined here are very basic, but it is information that many people don’t know and the techniques you will learn can be life saving. Some of them will apply to emergency situations that occur at home or in public, the basic principles of responding to a medical emergency are: