This document provides an overview of how to respond to medical emergencies as a first responder. It discusses reasons not to act in an emergency and protections provided by Good Samaritan laws. It describes how to recognize emergencies by looking for unusual noises, sights, or behaviors and categorizing emergencies as sudden illness, injury, life-threatening, or non-life-threatening. It outlines steps to take before providing care such as surveying the scene for safety hazards and obtaining consent from conscious victims. Contacting emergency services and providing relevant information is also reviewed.