Some proponents promote homeopathy as a cancer cure; however, according to the American Cancer Society "there is no reliable evidence showing that homeopathic remedies can treat cancer in humans".[9] Native American healing – shamanistic forms of medicine traditionally practiced by some indigenous American peoples and which have been claimed as being capable of curing human diseases, including cancer.[10] The American Cancer Society say that while its supportive, community aspects might improve general well-being, "available scientific evidence does not support claims that Native American healing can cure cancer or any other disease".[10] Naturopathy – a system of alternative medicine based on a belief in energy forces in the body and an avoidance of conventional medicine; it is promoted as a treatment for cancer and other ailments. According to the American Cancer Society, "scientific evidence does not support claims that naturopathic medicine can cure cancer or any other disease".[11]