The Harvard Medical School Guide to Healthy Eating During Pregnancy (Harvard Medical School Guides)

241 Pages·2005·1.74 MB·English

by  W. Allan Walker, Courtney Humphries

TH E
HARVARD M EDICAL
SCHOOL GUI DE TO
Healthy Eating
During Pregnancy
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TH E
HARVARD M EDICAL
SCHOOL GUI DE TO
Healthy Eating
During Pregnancy
W. Allan Walker, M.D.
with Courtney Humphries
Recipes by Lisa O’Gorman, C.E.C.
Copyright © 2006 by The President and Fellows of Harvard College. All rights reserved. Manufactured
in the United States of America. Except as permitted under the United States Copyright Act of 1976, no
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I dedicate this book to my daughter, Dr. Kim Walker;
my daughter-in-law, Heather McDonald Walker;
and my nieces, Dr. Beth Eames Littlejohn and Pam Henley—
all of whom have recently delivered healthy, full-term newborns.
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Contents
Preface xiii
Acknowledgments xvii
Introduction: Good Nutrition Begins Before Birth xix
1 How to Prepare for Pregnancy 1
Reach a Healthy Weight Before Pregnancy 3
Take a Folic Acid Supplement Every Day 6
Iron Up 7
Begin to Improve Your Diet 8
Reach a Healthy Activity Level 10
Address Unhealthy Habits 11
Get Any Medical Conditions Under Control 12
Improve Your Fertility with Nutrition 12
Planning for Pregnancy: The Bottom Line 17
vii
viii Contents
2 How Pregnancy Works 19
What It Takes to Make a Baby 19
The First Trimester: Laying the Foundation 21
The Second Trimester: Growing and Growing 26
The Third Trimester: Preparing for Life Outside 27
Understanding Fetal Nutrition 27
Your Health in Pregnancy: The Bottom Line 29
3 Why Fetal Health Lasts a Lifetime 31
Metabolism and Health 32
The Origins of Fetal Programming 33
Disease Can Be a Result of Incorrect Planning 37
How Programming Works 38
Putting the Hypothesis to the Test 40
What Does Fetal Programming Mean for You? 41
Is Fetal Programming a Threat to Mothers? 42
Fetal Programming: The Bottom Line 43
4 Eating Well for Your Baby-to-Be 45
Special Needs in Pregnancy 47
Make Food Choices That Maximize Nutrients 54
The Beauty of Balance 62
How to Bring Your Diet into Balance 64
Managing Food Cravings 65
Nausea and Vomiting 68