Healthspan refers to the period of life during which an individual is generally healthy and free from serious or chronic illness.
It is distinct from lifespan, which is the total number of years an individual lives.
The concept of healthspan emphasizes not just the quantity of life, but the quality of those years, aiming to extend the duration of time that individuals live in good health.
Healthspan concept focuses on living well, not just living longer.
Healthspan seeks to compression morbidity, which is delaying the onset of age-related diseases.
Healthspan maintains physical and cognitive function into later years.
Healthspan preserving independence and quality of life.
The gap between lifespan and healthspan reflects the number of years as a person lives with disease with disability.
Globally the gap increased from 8.5 years from 2000 to 9.6 years in 2019, and was 2.4 years larger for women than men.
The US has the most significant health span-lifespan gap at 12.4 years. In the US mental health and substance use disorders along with muscular skill disease diseases are the largest contributes to years lived with disability.