The first edition of this book appeared in 1950; a second, revised and enlarged, appeared in 1952; and subsequent editions have increased in size and in the number of illustrations. These latter are an important feature of the book, and some of them are striking. The text takes up in order the functional derangements of the cardiovascular, respiratory, hematopoietic, gastrointestinal, urinary, locomotor, and endocrine systems, with special chapters on regulatory mechanisms and on metabolism. The biochemical aspects are emphasized somewhat more than the structural and neural, except for the author's preoccupation with the vegetative nervous system, sympathicotonia, vagotonia, and constitution. In view of his interest in these concepts, it is disappointing not to find any mention of the controversial subject of vagotomy. Reference to various subjects is facilitated by the meticulously prepared author index, subject index, and bibliography. These features should make the book valuable to American readers as a