This book covers the most common causes of back pain and their solutions. The primary causes of back pain are explained and methods are provided to address the roots of the problems. Also, the author, who recovered from chronic lower, mid, and upper back pains, shares his unique curing experience. This book is valuable for many people who experience back pain and those who care about posture and walking aesthetics. Years of research and tests have been summarized and placed into the pages of this book.