Current reference textbooks commonly provide an extensive and in-depth review of sleep medicine and are of limited use to busy students and clinicians. This book is a brief overview of sleep medicine . It introduces medical students, physician associates, nurse practitioners, and general practitioners to the basic aspects of sleep medicine in a way that is easy to read and learn, practical, concise, and fun. It emphasizes the pathophysiology, diagnosis, and treatment of the most common sleep disorders encountered in clinical practice. All rights reserved. This book is protected by copyright. No part of it may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without written permission from the copyright owner.