Geneen Roth's "Breaking Free from Emotional Eating" is a wonderful resource for anybody who suffers from emotional eating. This book is one of her classics, and is probably the most well-known on the topic. In it, she not only discusses the various causes and issues associated with emotional eating, but provides practical support and suggestions for dealing with it. Her style is honest and direct, and she goes from being wickedly funny to heart-wrenchingly emotional. A great introduction to emotional eating and its management.

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