Many people experience low back pain without knowing why. This book offers concrete answers and solutions. The authors explain why a person suffers from acute lumbago or hernia, and why this may lead to chronic back complaints. The book is based on scientific evidence yet is written in understandable language. The numerous clear illustrations help the reader understand what is going on, what they can do about backpain, and how to prevent them. Menno Iprenburg is an orthopedic surgeaon and founder of Iprenburg Hernia Clinic in Veenhuizen (the Netherlands). He has performend more than five thousand operations and about three thousand involved endoscopic hernia surgery (using a camera). His work gained him both national and international fame and has earned him several awards. Jan Willem Elkhuizen is a human movement scientist and has been working as a physiotherapist for over 20 years. He graduated with honours from the Functional Anatomy department of Vrije Universiteit Amsterdam. He is co-founder of various companies specialized in the development of ergonomic products.