Placing meanings of health and disease at the center of modern Chinese consciousness, Ruth Rogaski reveals how hygiene became a crucial element in the formulation of Chinese modernity in the nineteenth and twentieth centuries. Rogaski focuses on multiple manifestations across time of a single Chinese concept, <I>weisheng</I>—which has been rendered into English as «hygiene,» «sanitary,» «health,» or «public health»—as it emerged in the complex treaty-port environment of Tianjin....