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In the Spotlight

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Brain and Other Responses in Hedonic Hunger

The desire to eat is controlled by two different mechanisms, the body’s homeostatic, or energy balance, system and its hedonic, or pleasure, system.1

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Stat and Fact:

The ultimate goal is to convert small changes into lasting habits. Habits strongly influence eating behavior and help people make decisions about food. Once an eating behavior becomes a habit, food choices can be virtually automatic.

Science Library

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What's the Science Library

The Science Library is your source for information on weight and health, with a wide range of topics in 6 key areas:
  • The Physics of Weight Loss
  • The Psychology of Weight Loss
  • Health and Weight
  • Achieving a Sustainable Weight Loss
  • Healthy Nutrition
  • Exercise and Activity

Science and Weight Watchers

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The Four Pillars of a Science-Based Approach

Explore how the four pillars of sustained weight loss – food, activity, behavior and a supportive atmosphere – are translated into the science-based Weight Watchers approach.
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Science Center

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Scientific Compendium

Read summaries of Weight Watchers scientific studies.
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