I've had these books since I bought them, but I haven't read them. They were owned by a private individual. Please understand and accept no returns or refunds. Must-read books for deepening your knowledge of blood flow improvement. - Title: Why Do You Live Hurting Yourself? How F are You? - Author: Akika Horie - Title: Blood Flow Solves Everything - Author: Akika Horie Thank you for looking.