Spark

Copyright © 2008 by John J. Ratey, MD All rights reserved. Except as permitted under the U.S. Copyright Act of 1976, no part of this publication may be reproduced, distributed, or transmitted in any form or by any means, or stored in a database or retrieval system, without the prior written permission of the publisher. Little, Brown and Company Hachette Book Group 237 Park Avenue, New York, NY 10017 Visit our Web site at www.HachetteBookGroup.com First eBook Edition: January 2008 The exercise program and other information contained in this book should not be followed without first consulting your health care professional. The information contained in this book is based on sources that the authors believe to be reliable. See www.johnratey.com for source information. ISBN: 978-0-316-02835-6 Contents ALSO BY JOHN J. RATEY, MD To Kenneth Cooper, Carl Cotman, and Phil Lawler, three revolutionaries without whom this book could not have been written In order for man to succeed in life, God provided him with two means, education and physical activity. Not separately, one for the soul and the other for the body, but for the two together. W......