Dans cet ouvrage, l'auteur analyse les effets physiologiques de la vie en ville sur les êtres humains. Il met en lumière l'impact de la pollution, du bruit, de la vie nocturne, et de l'agitation constante sur la santé et le bien-être des citadins. Tout en offrant un aperçu des conditions de vie dans les grandes villes d'Europe occidentale au début du XXe siècle. 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.