S
This page intentionally left blank
Your Brain on Food
How Chemicals Control Your
Thoughts and Feelings
Gary L. Wenk, PhD
Departments of Psychology and Neuroscience and
Molecular Virology, Immunology and Medical Genetics
The Ohio State University
Columbus, OH
1
2010
1
Oxford University Press, Inc., publishes works that further
Oxford University’s objective of excellence in research, scholarship, and education.
Oxford New York
Auckland Cape Town Dar es Salaam Hong Kong Karachi
Kuala Lumpur Madrid Melbourne Mexico City
Nairobi New Delhi Shanghai Taipei Toronto
With offices in
Argentina Austria Brazil Chile Czech Republic France Greece
Guatemala Hungary Italy Japan Poland Portugal Singapore
South Korea Switzerland Thailand Turkey Ukraine Vietnam
Copyright © 2010 by Oxford University Press
Published by Oxford University Press, Inc.
198 Madison Avenue, New York, New York 10016 www.oup.com Oxford is a registered trademark of Oxford University Press.
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior permission of Oxford University Press, Inc.
Library of Congress Cataloging-in-Publication Data
Wenk, Gary Lee.
Your brain on food : how chemicals control your thoughts and feelings/
Gary L. Wenk.
p. ; cm.
ISBN 978-0-19-538854-1
1. Psychopharmacology. 2. Neuropsychology. 3. Neurochemistry. I. Title.
[DNLM: 1. Brain—physiology. 2. Emotions. 3. Neurotransmitter
Agents—physiology. WL 300 W475y 2010]
RM315.W46 2010
615’.78—dc22
2009047354
1 3 5 7 9 8 6 4 2
Printed in the United States of America on acid-free paper
for Jane
This page intentionally left blank
CONTENTS
Preface ix
chapter 1
Introduction
Food, Drugs, and You 1
chapter 2
Memories, Magic, & a Major Addiction chapter 3
Euphoria,