: In modern societies, chronic conditions like heart disease and cancer are primary causes, alongside accidents and respiratory diseases.
Biologically, life is characterized by respiratory and circulatory functions, while death is defined by their irreversible cessation or the determination of . Life And Death
: Global life expectancy has generally improved, though it varies significantly by region and can be impacted by major events, such as the 1.8-year decrease in the U.S. population’s life expectancy during 2020. : In modern societies, chronic conditions like heart