Science Library

The Physics of Weight Loss

How do the energy content of food and metabolism impact body weight? And what role do genetics play in weight management?

The Psychology of Weight Loss

Understanding how people make behavioral changes, and how skills learned during weight loss are key to maintenance.

Health and Weight

Why BMI is the recommended method to diagnose overweight and obesity; and the link between weight and disease.

Achieving a Sustainable Weight Loss

What are the predictors for weight loss? What role does social support play? And what is the right kind of eating plan?

Healthy Nutrition

The Glycemic Index as a meal-planning tool, and credible ways for cutting calories while still meeting overall nutritional needs.

Exercise and Activity

The health benefits of exercise, how its intensity is measured and assessing its value as a weight-loss method.

Additional Resources

Searching for a Specific Topic?

You may also browse through the Science Library by your topic of interest.

Looking for terms and definitions?


Science Library Resources

You may browse through the Science Library by topic, or view our Glossary to look up specific definitions and terms.





Staff Site | About Us | Advertise | Press Room
Site Map | Contact Us | Help | Affiliate Program | Troubleshooting
Terms & Conditions | Privacy | For subscribers only: Subscription Agreement

© 2009 Weight Watchers International, Inc. © 2009 WeightWatchers.com, Inc. All rights reserved.
WEIGHT WATCHERS and POINTS are the registered trademarks of Weight Watchers International, Inc. and are used
under license by WeightWatchers.com, Inc.



International Sites