A practical book about brain habits to prevent aging. - Title: "Brain Habits" for People Who Don't Age, Starting in Their 50s - Author: Hideki Wada - Features: Over 50,000 copies sold - Contents: Avoids dementia, depression, and irritation I read it once with the cover on. There are no noticeable scratches or stains, but please understand that this is a used item and has been stored at home.