Complementary and alternative medicine is a broad and diverse collection of medical disciplines and outside standardized medicine. It spans everything from medicine, massage, chiropractic, and Reiki to prayer and touch. Women who find they don't respond well to conventional treatments, or those interested in a holistic approach to health have a lot of alternative approaches to study. CAM therapies that provide PMS relief include herbal medicine, reflexology, massage, relaxation therapy, light therapy, chiropractic, acupuncture, This chapter covers several — although not all — most popular treatments.