This book provides a broad introduction to the fascinating subject of sleep, a behavioral state in which human beings spend a third of their life span, and a topic which interests not only the specialist but also the layperson. Everybody knows that well-being also depends on undisturbed, normal sleep.The Physiologic Nature of Sleep is self-contained in presentation. It may be used as an advanced textbook by graduate students and even ambitious undergraduates in biology, medicine and psychology. It is also suitable for the expert hypnologist who wishes to have an overview of some of the...

This book aims at presenting biologists and clinicians with a compact description of the physiological manifestations of sleep that are significant from the viewpoint of the principle of homeostasis. In the jargon of the physiological literature, the word “homeostasis”, introduced by W.B. Cannon (1926), refers to the existence of a constant state of extracellular body fluids with regard to their physical and chemical properties. Since normal cell function depends on the constancy of such fluids, in multicellular animals there are many regulatory mechanisms under the control of...