【Brand New, Unused】【Ships Today】 "Your Painful Lower Back Pain Will Vanish! 1-Minute Lower Back Loosening Stretches" By Nahori Takatsuki (Author), Koichi Nishiyoshi (Supervised) Reference Price: ¥1320 The key to improving lower back pain is to loosen the chest and hip joints. By loosening the body, focusing on the chest and hip joints, you can reduce the burden on your lower back. That's the Lower Back Loosening Stretch! This book clearly explains the method of Dr. Koichi Nishiyoshi, a world-renowned lower back pain treatment expert, with manga and illustrations. 【This book is recommended for people like this!】 ■ People suffering from lower back pain of unknown cause ■ People who have lower back pain but don't think it's serious enough to go to the hospital ■ People who have lower back pain from long hours of desk work or standing work ■ People who have had a slipped disc in the past and are worried about recurrence ■ People who have started to feel numbness in their lower back as they get older etc.