A psychologist is a professional who practices psychology and studies mental states, perceptual, cognitive, emotional, and social processes and behavior. Their work often involves the experimentation, observation, and interpretation of how individuals relate to each other and to their environments.
Optometry is a specialized health care profession that involves examining the eyes and related structures for defects or abnormalities. Optometrists are health care professionals who typically provide comprehensive primary eye care.
In the medical profession, a general practitioner (GP) or family physician is a physician who treats acute and chronic illnesses and provides preventive care and health education to patients of all ages. GPs' duties are not confined to specific fields of medicine, and they have particular skills in treating people with multiple health issues. They are trained to treat patients to levels of complexity that vary between countries. The term "primary care physician" is more usually used in the US. In Asian countries like India, this term has been replaced mainly by Medical Officers, Registered Medical Practitioner etc.
Health care, or healthcare, is the improvement of health via the prevention, diagnosis, treatment, amelioration or cure of disease, illness, injury, and other physical and mental impairments in people. Health care is delivered by health professionals and allied health fields. Medicine, dentistry, pharmacy, midwifery, nursing, optometry, audiology, psychology, occupational therapy, physical therapy, athletic training, and other health professions all constitute health care. It includes work done in providing primary care, secondary care, and tertiary care, as well as in public health.
A dietitian, medical dietitian, or dietician is an expert in identifying and treating disease-related malnutrition and in conducting medical nutrition therapy, for example designing an enteral tube feeding regimen or mitigating the effects of cancer cachexia. Many dietitians work in hospitals and usually see specific patients where a nutritional assessment and intervention has been requested by a doctor or nurse, for example if a patient has lost their ability to swallow or requires artificial nutrition due to intestinal failure. Dietitians are regulated healthcare professionals licensed to assess, diagnose, and treat such problems. In the United Kingdom, dietitian is a 'protected title', meaning identifying yourself as a dietitian without appropriate education and registration is prohibited by law.
A Physician Assistant or Physician Associate (PA) is a type of healthcare professional. While these job titles are used internationally, there is significant variation in training and scope of practice from country to country, and sometimes between smaller jurisdictions such as states or provinces. Depending on location, PAs practice semi-autonomously under the supervision of a physician, or autonomously performing a subset of medical services classically provided by physicians.
A nutritionist is a person who advises others on matters of food and nutrition and their impacts on health. Some people specialize in particular areas, such as sports nutrition, public health, or animal nutrition, among other disciplines. In many countries, a person can claim to be a nutritionist even without any training, education, or professional license, in contrast to a dietitian, who has a university degree, professional license, and certification for professional practice.
Audiology is a branch of science that studies hearing, balance, and related disorders. Audiologists treat those with hearing loss and proactively prevent related damage. By employing various testing strategies, audiologists aim to determine whether someone has normal sensitivity to sounds. If hearing loss is identified, audiologists determine which portions of hearing are affected, to what degree, and where the lesion causing the hearing loss is found. If an audiologist determines that a hearing loss or vestibular abnormality is present, they will provide recommendations for interventions or rehabilitation.
A feldsher is a health care professional who provides various medical services limited to emergency treatment and ambulance practice. As such, a feldsher is one kind of mid-level medical practitioner.
A dental hygienist or oral hygienist is a licensed dental professional, registered with a dental association or regulatory body within their country of practice. Prior to completing clinical and written board examinations, registered dental hygienists must have either an associate's or bachelor's degree in dental hygiene from an accredited college or university. Once registered, hygienists are primary healthcare professionals who work independently of or alongside dentists and other dental professionals to provide full oral health care. They have the training and education that focus on and specialize in the prevention and treatment of many oral diseases.
Allied health professions are health care professions that provide a range of diagnostic, technical, therapeutic, and support services in connection with health care. Their services are allied with and support the work of a number of other professions not considered allied health professions, such as medicine, nursing, dentistry, optometry, pharmacy, and others listed below as "excluded professions".
A mental health professional is a health care practitioner or social and human services provider who offers services for the purpose of improving an individual's mental health or to treat mental disorders. This broad category was developed as a name for community personnel who worked in the new community mental health agencies begun in the 1970s to assist individuals moving from state hospitals, to prevent admissions, and to provide support in homes, jobs, education, and community. These individuals were the forefront brigade to develop the community programs, which today may be referred to by names such as supported housing, psychiatric rehabilitation, supported or transitional employment, sheltered workshops, supported education, daily living skills, affirmative industries, dual diagnosis treatment, individual and family psychoeducation, adult day care, foster care, family services and mental health counseling.
A health professional, healthcare professional, or healthcare worker is a provider of health care treatment and advice based on formal training and experience. The field includes those who work as a nurse, physician, physician assistant, registered dietitian, veterinarian, veterinary technician, optometrist, pharmacist, pharmacy technician, medical assistant, physical therapist, occupational therapist, dentist, midwife, psychologist,healthcare scientist, or who perform services in allied health professions. Experts in public health and community health are also health professionals.
Health information management (HIM) is information management applied to health and health care. It is the practice of analyzing and protecting digital and traditional medical information vital to providing quality patient care. With the widespread computerization of health records, traditional (paper-based) records are being replaced with electronic health records (EHRs). The tools of health informatics and health information technology are continually improving to bring greater efficiency to information management in the health care sector.
Mid-level practitioners, also called non-physician practitioners, advanced practice providers, or commonly mid-levels are health care providers who assess, diagnose, and treat patients but do not have as extensive of an education as a physician. The scope of a mid-level practitioner varies greatly between countries and even between individual practitioners. Some mid-level practitioners work closely under the supervision of a physician, while others function independently and have a scope of practice difficult to distinguish from a physician. The legal scope of practice for mid-level practitioners varies greatly between jurisdiction, with some having a restricted and well-defined scope, while others have a scope similar to that of a physician. Likewise, the training requirement for mid-level practitioners varies greatly between and within different certifications and licensures.
A clinical officer (CO) is a gazetted officer who is qualified and licensed to practice medicine.
Nursing is a profession within the healthcare sector focused on the care of individuals, families, and communities so they may attain, maintain, or recover optimal health and quality of life. Nurses may be differentiated from other healthcare providers by their approach to patient care, training, and scope of practice. Nurses practice in many specialties with differing levels of prescription authority. Nurses comprise the largest component of most healthcare environments; but there is evidence of international shortages of qualified nurses. Nurses collaborate with other healthcare providers such as physicians, nurse practitioners, physical therapists, and psychologists. There is a distinction between nurses and nurse practitioners; in the U.S., the latter are nurses with a graduate degree in advanced practice nursing, and are permitted to prescribe medications unlike the former. They practice independently in a variety of settings in more than half of the United States. Since the postwar period, nurse education has undergone a process of diversification towards advanced and specialized credentials, and many of the traditional regulations and provider roles are changing.
Physical therapy education varies greatly from country to country. Worldwide, physical therapy training ranges from basic work site education in hospitals and outpatient clinics to professional doctoral degree and masters programs.
Health professional requisites refer to the regulations used by countries to control the quality of health workers practicing in their jurisdictions and to control the size of the health labour market. They include licensure, certification and proof of minimum training for regulated health professions.
Health Extension Officer or HEO (HEWs), are a category of health care providers found in some countries including Papua New Guinea and Ethiopia. They usually work in health centres in rural and medically underserved areas, where they see and treat patients and provide a range of community health services.
