The most common causes of lower back pain include congenital abnormalities, poor posture, a bad injury, nerve problems, and degenerative conditions such as arthritis. Whatever the cause, lower back pain can greatly affect the quality of your life. The pain can make it hard to move around, and you may have to take time off work—all reasons why you should seek proper treatment as soon as possible. Chiropractic care is a treatment option that's been proven safe and effective.