Public health is defined as the science for preventing diseases, protecting the safety, prolonging life of communities and promoting human health through education, policy making and research for disease and injury prevention.
Public health is an interdisciplinary science connects with epidemiology, biostatistics, environmental health, behavioural health, community health, public policy, mental health and occupational health, health economics, sexual and reproductive health are other important subfields.
Public health professionals are trained to perform the following essential duties:
The public health field currently experiencing shortage of 250,000 professionals in U.S. population approximately one-third of the personnel needed to identify, diagnose, prevent and new and emerging public health threats.
ALSO READ Nursing Education Nursing Research Critical Care and Emergency Nursing Dental Nursing Clinical Nursing Community Health Nursing Oncology, Cancer and Tumor Nursing Pediatric Nursing Midwifery Women Health Nursing Healthcare Psychiatric and Mental Health Nursing Nursing Leadership and Management Gynecology and Obstetrical Nursing Heart and Cardiovascular Nursing Surgical Nursing Adult Health Nursing Public Health Nursing Family Nursing Occupational Health Nursing Patient Safety Wound Care Nursing Primary Care Nursing Travel Nursing Nursing Informatics Geriatric Nursing Nursing Theory and Advanced Nursing Practice Men in Nursing Telemedicine and e-Health Forensic and Legal Nursing Military and Combat Nursing Nutrition and Health