This book is a pivotal work in the history of medicine and an important reference for physicians today. Originally published in the mid-19th century, it presents the insights of Richard Bright and Thomas Addison, two of the most distinguished physicians of their time, into the pathophysiology and treatment of a wide variety of diseases. Their contributions to modern medicine cannot be overstated, making this book a must-read for anyone interested in the history of science. 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.