This book is an insightful treatise on various types of headaches and their causes. Peters and Rückert combine medical knowledge with their experience to provide a comprehensive analysis of headaches, including their anatomical basis, triggers, and treatments. The book is written in a simple language that is easy to understand for both medical practitioners and lay readers. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.