Lifespan Development: Lifespan development refers to the study of changes that occur in individuals from conception through old age.
Quality of Life: Quality of life refers to an individual's overall satisfaction with different aspects of their life, including physical health, mental well-being, relationships, and living conditions.
Mortality Rate: Mortality rate represents the number of deaths in a specific population over a given period. It helps measure the impact of factors such as diseases or accidents on human life expectancy.