Complementary medicine modalities

According to The National Institutes of Health (NIH), National Center for Complementary and Alternative Medicine (NCCAM), Complementary and Alternative Medicine can include these subjects:

AcupunctureHerbalismNutritional Therapy
Alexander Technique Holistic NursingOsteopathic Manipulative Therapy (OMT)
AromatherapyHomeopathy Reflexology
Ayurvedic MedicineHypnosisReiki
BiofeedbackInternal and External QigongSpiritual Healing
Chiropractic MedicineMassage TherapyTai Chi
Diet TherapyMeditationTraditional Chinese Medicine (TCM)
Environmental MedicineNaturopathyYoga
NCCAM, the National Center for Complementary and Alternative Medicine website CAM Basics is a good place to learn more about CAM.