Community medicine
SAQ of concept of health and disease 1. **Human Development Index (HDI):** A composite index that measures a country's average achievements in three basic aspects of human development: longevity, knowledge, and a decent standard of living. 2. **Theories of Causation of Diseases:** These theories explain how diseases occur. Examples include the germ theory, which suggests that diseases are caused by microorganisms, and the multifactorial theory, which states that diseases result from the interaction of multiple factors. 3. **Indicators of Health:** Measures used to assess the health status of individuals or populations, such as mortality rates, life expectancy, morbidity rates, and quality of life indicators. 4. **Dimensions of Health:** Various aspects of health, including physical, mental, social, and emotional well-being. 5. **Iceberg Phenomenon of Disease:** Describes the concept that only a small proportion of cases of a particular disease are visible or clinically evident, wh...