Spark: The Revolutionary New Science of Exercise and the Brain (Book) Author: John J. Ratey, MD; Eric Hagerman Spark: The Revolutionary New Science of Exercise and the Brain explores the connection between exercise and the brain’s performance. The book presents research showing that even moderate exercise can sharpen thinking and enhance memory. Chapters are devoted to the effects of exercise on learning, stress, anxiety, depression, attention deficit, addiction, women's hormonal changes and aging. The final chapter is entitled: The Regimen: Build Your Brain. A glossary and index are included. John J. Ratey is a clinical professor of psychiatry at Harvard Medical School. Purpose:  Consumer information/support; Health information Geographic Origin:  United States Language of Resource:  English Publisher:  New York: Little, Brown Date Published:  2008 Last Reviewed by Women's Health Matters:  June 10, 2008