What type of medicine uses all methods of diagnosis and treatment for physical and mental health diseases?

The appropriate answer here is osteopathic medicine, which emphasizes a holistic approach to health care. Osteopathic medicine incorporates all methods of diagnosis and treatment, considering the physical and mental aspects of health. Practitioners, known as osteopathic physicians, receive training that allows them to prescribe medication, perform surgery, and utilize various therapeutic techniques, including a distinctive focus on the body’s musculoskeletal system. This approach underscores the importance of the body's interconnected systems in achieving overall health, which is a core philosophy of osteopathic practice.

In contrast, chiropractic medicine primarily focuses on diagnosing and treating mechanical disorders of the musculoskeletal system, particularly those related to the spine, and is more limited in scope compared to osteopathic medicine. Allopathic medicine, while comprehensive, typically adheres to conventional medical practices with a focus on symptom management rather than holistic care. Homeopathic medicine employs a specific philosophy and methodology that is distinctly different, relying on highly diluted substances to trigger the body’s healing processes.