TAPA DURA, LIBRO USADO, RECUERDA QUE EL 10% DE ESTA VENTA COLABORA CON FUNDACIONES QUE FOMENTAN LA LECTURA EN ZONAS VULNERABLES. Chopra, a proponent of the Indian Maharishi Ayurveda system of healing, has written a book that combines philosophy, biology, and modern health research to reveal that the effects of aging are largely preventable.