Back pain is one of most common painful condition that affects the lower spine. It affects more than 3 million people per year.  According to mayo clinic, approximately 80%of Americans will have low pain at least once in their lives. Back pain is one of the most common reasons for the doctor visit and a leading cause of disability worldwide. According to National Institute of arthritis and musculoskeletal and skin disease , back pain can range from a dull, constant ache to a sudden, sharp pain that makes it hard to move. It can start quickly if you fall or lift something too heavy, or it can get worse slowly.…