This document provides information on general principles of first aid. It discusses the history of organizations like St. John Ambulance Association and aims of first aid like saving lives and preventing deterioration. It outlines the scope of first aid including diagnosis, treatment and transportation. It describes causes of trauma-related deaths and emphasizes the importance of early treatment. Guidelines are provided for assessing airway, breathing and circulation. Specific instructions are given for conditions like bleeding, fractures, burns and more. Transportation techniques like carrying individuals with one or more people are illustrated.