Cultural norms and artistic expressions provide frameworks for understanding the end of life.

: Extreme conditions, such as a lack of thermal comfort (extreme low temperatures), have been shown to significantly increase death rates among vulnerable populations like the elderly. Psychological and Philosophical Perspectives

The awareness of mortality often shifts an individual's perspective on the value of life.

: In modern societies, chronic conditions like heart disease and cancer are primary causes, alongside accidents and respiratory diseases.

The concept of "Life and Death" serves as a fundamental duality that shapes human biology, psychology, and culture. While biologically defined as the transition from functional vitality to the irreversible cessation of metabolic processes, it is also a central theme in philosophy and sociology, often used to explore meaning, grief, and the limits of existence. Biological and Medical Foundations

Biologically, life is characterized by respiratory and circulatory functions, while death is defined by their irreversible cessation or the determination of .

: Many psychological theories, including Terror Management Theory , explore how humans cope with "death annihilation anxiety." Some perspectives view death not as an enemy, but as a "wise friend" that brings closure and freedom from suffering.

: Founded by Viktor Frankl, this "meaning-centered" school of psychotherapy suggests that finding meaning in life—even amidst suffering and the certainty of death—is a vital human drive.