【The First Step to Health】 This book proposes a method to improve health by changing your pillow. It is packed with concrete advice for improving sleep quality. 【Author's Expertise】 The author, Ori Yamada, has extensive knowledge of health and medicine and guides readers with a practical approach. - Title: You'll Get Healthy by Changing Your Pillow! - Author: Ori Yamada - ISBN: 978-4-8065-3689-0 - Price: 1300 yen - Checklist: Numbness in hands and face, sweet cravings, eye pain, inability to sleep, night sweats, sleeping on your stomach, apnea, stiffness upon waking - Number of pages: Approximately 160 pages It is in very good condition. Thank you for looking.