Derived from methods of foot massage used in some ancient societies, reflexology as we know it today was popularized in the 20th century. It involves the application of pressure to specific energy zones of a subject's feet and hands by a practitioner, to pinpoint and treat health problems. If the flow in a zone is blocked or out of balance, it could affect the part of the body that particular reflex area relates to. Using this pocket guide, learn to identify the longitudinal and transverse zones in the feet and hands, and how to apply pressure to specific points in order to alleviate physical symptoms, promote energy flow around the body, and encourage good health.