This work collects the experiences as a ring doctor from several years of experience in Olympic and professional boxing matches. Topics are addressed such as head trauma in boxing, maxillofacial injuries, eye injuries, general management of fractures, mood disorders in boxers, anxiety disorders in boxing, late sequelae such as chronic traumatic encephalopathy, head injuries. soft tissues in the boxer's face, nasal trauma and nosebleeds, prevention of injuries in boxing, rules of action in the event of an epileptic seizure in the ring and some topics of emergency medicine applied to Olympic and professional boxing.