Pain is nature's earliest sign of morbidity and Low Back Pain (LBP) is one of the major orthopedic complaints which could be because of various medical, social and psychological reasons. LBP is no longer a disease of the old. More than one third adolescents suffer from LBP that limits daily activities later in their lives. It is becoming a major complaint reported to physician's office and is responsible for hospitalization and surgery. This has increased economic burden on individual, family and country. It also affects quality of life. This book deals with investigation into various aspects of LBP such as burden of the disease, etiology, risk factors and also suggests remedial measures. It also emphasizes that a healthy lifestyle, behavior, postures and simple exercises will make the living pain free.