Some data suggest it may ease some pains, despite lack of explanation. Also some evidence for effectiveness against irritable bowel syndrome and nausea and in smoking cessation. None known, except that highly suggestible people might absorb false information. Now illegal in most states. Treats arthritis, asthma, depression, fatigue, high blood pressure, gastrointestinal illness, skin conditions, enen cancer.
Scientific evidence supports value of sound diet, exercise, stress management, some herbs.
But other aspects lack scientific evidence . Some risks associated with herb use. Some naturopaths oppose vaccinations and promote discredited techniques such as hair analysis that they say reveal nutrient deficiencies requiring supplementation. Practitioners have medical training and perform MD duties, including prescribing medications. Hands-on healing helps back and joint pain, sports injuries, headaches, insomnia, depression, asthma, digestive disorders.