Combat Medicine is a specialized book that addresses the effects of trauma and exposure to toxic and infectious agents on the organs. It highlights the associated health consequences that occur not only on the battlefield but increasingly in urban areas. Given the global challenges intensified by events such as September 11, 2001, the topic is of high relevance to the medical community. This book serves as a concise manual for aspiring clinical and basic researchers dealing with organ injuries in emergency situations. It provides an overview of current research topics in emergency and military medicine and aims to inspire students and professionals to pursue a career in these important fields. Combat Medicine is designed as an introduction to the fundamental principles and is not intended as a comprehensive overview.