What does epidemiology mean?
Epidemiology is the study of the distribution and determinants of health-related events, diseases, or health-related characteristics among populations. It aims to understand the causes, patterns, and effects of health issues, and to develop strategies for prevention, control, and treatment. Epidemiologists use a range of techniques, including data analysis, statistical modeling, and field investigations, to identify risk factors, track disease outbreaks, and evaluate the effectiveness of interventions. By informing public health policy and practice, epidemiology plays a critical role in protecting and promoting population health. The field has a long history, dating back to the 19th century, and has made significant contributions to our understanding of infectious and chronic diseases.
nounThe study of the distribution and determinants of health-related events, diseases, or health-related characteristics among populations.
- The study of the distribution and determinants of health-related events, diseases, or health-related characteristics among populations.
- The application of this study to the control of diseases and health problems.
"The epidemiologist tracked the outbreak of the disease to identify its source and prevent further spread."
"The epidemiologist tracked the outbreak of the disease to identify its source and prevent further spread."
"Epidemiology informs public health policy and helps to allocate resources effectively."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of epidemiology
The term 'epidemiology' comes from the Greek words 'epi', meaning 'upon', 'dēmos', meaning 'people', and 'logos', meaning 'study' or 'science'. It originated in the 19th century, as the study of epidemics and the distribution of disease among populations. The field has since expanded to encompass a broader range of health-related topics and issues.
Usage notes
Formal or technical term, commonly used in academic, medical, and public health contexts.