Care of patients, diagnosis management, prediction, prevention, treatment, palliation, and injury diagnosis, as well as health care, are the evolved methods for maintaining health in contemporary medicine. Biomedical sciences, biomedical research, genetics, and medical technology are concerned with diagnosing, treating, and preventing injury and disease, usually through pharmaceuticals or surgery, and through therapeutic methods, as well as psychotherapy and medical equipment, biological, and ionizing radiation. . Today, as traditional medicine or folk medicine, it is commonly used in the absence of scientific medicine, and alternative treatments outside of scientific medicine face ethical, safety, and efficacy concerns.