The seventh edition of the best-selling NOLS Wilderness Medicine includes all the key first-aid information that made previous editions so valuable, now updated throughout with the latest medical recommendations. This edition contains significant updates to the chapters on leadership, teamwork, communication, and decision-making.  Stress injury and psychological first aid chapters have been updated to reflect their developing importance in both emergency response and our lives.  There have also been updates to several trauma and environmental chapters. Material is presented in an easy-to-use reference format to save valuable time in an emergency. This guide is used on NOLS Wilderness Medicine courses to train outdoor leaders to prevent, recognize, and treat common medical problems and to stabilize severely ill or injured patients for evacuation. A vital resource for outdoor enthusiasts, this book covers fundamental topics in first aid from the unique perspective of NOLS.