A book explaining the relationship between the brain and exercise. - Title: Spark: The Revolutionary New Science of Exercise and the Brain - Author: John J. Ratey - Translator: Shuichi Nakano James - Publisher: NHK Publishing - Content: A book explaining the relationship between the brain and exercise. Thank you for looking! - There are no writings, markings, or page folds. - There are some minor scratches, scuffs, and corner wear due to aging and storage, but it has been stored as is after purchase, so it is in a condition close to new. - The images are illuminated. Discoloration of the paper and minor scratches may not be visible, and it may look cleaner than it actually is. - For those who understand used books, Thank you very much.