The book "Constipation" offers a comprehensive analysis of the topic of constipation, which is often viewed as a simple symptom but has a complex and multifaceted etiology. The authors, an international team of experts, cover all relevant aspects in this specialized book, from investigating causes to assessment and treatment of constipation. The chapters are seamlessly connected and provide both innovative and established treatment methods in detailed form. This work is regarded as a standard reference for healthcare professionals working with functional bowel and related disorders. It emphasizes that a holistic approach, which also considers psychological and emotional factors, is crucial for understanding and treating constipation.