Winifred Conkling is a freelance writer specializing in health and consumer topics. She is the author of more than fifteen books on natural medicine and health, including Secrets of 5-HTP, Natural Healing for Children, Natural Remedies for Arthritis, and the forthcoming Secrets of Ginkgo and Secrets of Echinacea. Her work has been published in a number of national magazines, including American Health, Consumer Reports, McCall's and Reader's Digest. She lives in northern Virginia with her husband and two children.