About This Edition
From the Publisher
- "Try It" activities added to this edition accompany the "How To" lessons to promote active learning and encourage users to practice the problem-solving tasks outlined in the "How To" sections. Additional "Try It" activities can be found in CengageNOW and WebTutor for BlackBoard® and WebCT®.
- In this edition, the questions in the "Nutrition Portfolio" feature are now correlated to Diet Analysis Plus and require users to use the dietary tracking information to evaluate and compare their personal dietary choices with dietary goals introduced in the text, exploring how their knowledge and behaviors have changed as their understanding of nutrition science progresses.
- The "Pop-up Tutor" lecture videos developed by Dr. Jessica Coppola at Sacramento City College reinforce key concepts and provide users with further instruction and practice on particularly difficult topics such as metabolism, digestion, and absorption. Users can access the Pop-up Tutors via CengageNOW and WebTutor for BlackBoard and WebCT and through links embedded in the CL eBook and Personalized Learning Plans.
- Detachable Study Cards at the end of the book provide concise summaries of the key chapter concepts along with key figures and study questions. These cards are perforated and designed for users to use as a quick review for exams.
- Highlight in Chapter 4 explores the roles of carbohydrates in weight gain and in weight loss.
- Updated coverage throughout every chapter in the Twelfth Edition presents the field's latest developments, including:
- A new section that introduces the Healthy Eating Index and evaluates the current American diet against dietary guidelines
- Additional information on nutritional genomics and a new figure illustrating nutrient regulation of gene expression
- Coverage of the ACSM's 2008 Physical Activity Guidelines for Americans
- More information on childhood obesity
- Research updates on dozens of other topics
- "Nutrition on the Net" sections provide users with current websites to access additional information about chapter topics.
- Praised by reviewers, Chapter 7, "Metabolism: Transformations and Interactions," offers a clear, in-depth, and accurate presentation of this difficult nutrition topic, featuring user-friendly use of familiar phrases and attractive art while retaining the level of science that is expected for this course.
- "Nutrition in Your Life" chapter openers introduce and engage users by connecting chapter topics to applications in users' lives. This feature is revisited at the end of each chapter in the "Nutrition Portfolio" sections.
- At the end of each chapter, "Nutrition Portfolio" sections invite users to evaluate and compare their personal dietary choices with dietary goals introduced in the text. The "Nutrition Portfolio" questions are now correlated to Diet Analysis Plus.
- "How To" sections guide readers through problem-solving tasks, such as calculating energy intake from the grams of carbohydrate, fat, and protein in a food. In this edition, each "How To" feature is accompanied by "Try It" activities for users to practice these skills.
See this title's supplement:
Diet Analysis Plus 2-Semester Printed Access Card (10th Edition)
Further reference for this edition:
Download the Transition Guide to Understanding Nutrition (12th Edition)
About the Author
Ellie Whitney, PH.D., received her B.A. in Biology from Radcliffe College in 1960 and her Ph.D. in Biology from Washington University, St. Louis, in 1970. Formerly on the faculties at Florida State University and Florida A&M University and a dietitian registered with the American Dietetic Association, she now devotes full time to research, writing, and consulting in nutrition, health, and environmental issues. Her earlier publications include articles in SCIENCE, GENETICS, and other journals. Her textbooks include NUTRITION CONCEPTS AND CONTROVERSIES, 12th EDITION; UNDERSTANDING NUTRITION, 12th EDITION; UNDERSTANDING NORMAL AND CLINICAL NUTRITION, 9th EDITION; and NUTRITION AND DIET THERAPY, 7th EDITION, all with Cengage Wadsworth. She also recently co-authored PRICELESS FLORIDA (Pineapple Press), a comprehensive text examining the ecosystems in her home state. Her additional interests include energy conservation, solar energy use, alternatively fueled vehicles, and ecosystem restoration.
Sharon Rady Rolfes received her M.S. in nutrition and food science from Florida State University. She is a founding member of Nutrition and Health Associates, an information resource center that maintains a research database on over 1,000 nutrition-related topics. She has taught at Florida State University and coauthored several other college textbooks, including UNDERSTANDING NUTRITION and NUTRITION FOR HEALTH AND HEALTH CARE. In addition to writing, she serves as a consultant for various educational projects. Her volunteer work includes serving on the board of Working Well, a community initiative dedicated to creating a healthy workforce. She maintains her registration as a dietitian and membership in the Academy of Nutrition and Dietetics.