Population and Health

3. Movement of people from rural areas to cities, leading to population concentration.
5. ratio Ratio of non-working (young and elderly) population to the working-age population.
8. growth The increase in the number of people over time.
11. shift Change in the dominant health problems from infectious diseases to chronic non-communicable diseases.
15. interconnectedness The way nations are linked through trade, migration, health, and environmental challenges.
17. intelligence Use of machine systems to analyze data and enhance healthcare decision-making.
19. expectancy The average number of years a person is expected to live.
20. Basic physical and organizational facilities (hospitals, water systems, transport) that support population health.
22. transition The shift from high birth and death rates to lower rates as a society develops.
24. projections Estimates of future population size and composition based on current data.
25. The total number of people living in a specific area or the world.

1. Access to clean water and proper waste disposal to maintain health.
2. change Long-term alterations in temperature and weather patterns affecting health and survival.
4. Unequal access to resources, health care, and opportunities among groups.
6. New ideas, technologies, or methods that improve health outcomes.
7. A state of complete physical, mental, and social well-being.
9. Movement of people across regions or countries for work, safety, or better living conditions.
10. The rising proportion of older individuals in a population.
12. momentum Continued population growth due to a large base of young people, even after fertility declines.
13. Fair distribution of health services and resources across all groups.
14. The group of people available for work, especially in health services.
16. healthcare Measures taken to prevent diseases before they occur (e.g., vaccination, screening).
18. rate The average number of children born per woman during her reproductive years.
21. The frequency of deaths in a population.
23. health Collective health status and well-being of a group in a specific area.