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Longevity

Longevity has 2 aspects

Lifespan

  • Lifespan is the total number of years you live
  • Often trying to prevent or slow down death from aging

Health span

  • The number of years you live free from serious disease, disability, and cognitive decline.
  • It’s about quality of life, not just length.

Prioritize extending healthspan

  • Many people live long lives but spend the last 10–20 years with poor quality of life.
  • A longer lifespan without healthspan just prolongs illness and frailty.

Notes

Aging is not accepted as a disease, so is not officially treated.
But everything that causes aging is seen as bad.
- people live over 100 years in blue zones
- take supplement if lacking certain nutritients

health