Alternative medicine is any form of practice that is outside the realm of conventional modern medicine. It covers a broad range of healing philosophies, approaches, and therapies. Most of these treatments and health care practices are not taught widely in medical schools. Examples are Aroma Therapy, Reiki, Su-Jok, Siddha Medicine, Herbal Medicine, Occupational Therapy, Rehabilitation Therapy, Beauty Therapy, Skin Tone Therapy, Stone Therapy, BachFlower Therapy, Tai-Chi Therapy, Chiro Practic, Psycho Theraphy, Varma Therapy, Osteopathy, Music Therapy, Hypno Therapy.