- We can measure ageing through our telomeres.
- Our mitochondria also need to be working optimally.
- Stress can cause our brain to shrink.
Longevity is all about the maximum age we could possibly live to. Thanks to better hygiene and nutrition, as well as life-saving medication, the odds are stacked in our favour to reach a ripe old age.
Potentially we could live to 130 years old. Quite a thought, huh? Especially given how small the average pension is these days! Yet this really is possible when you calculate the number of times the cells in your body can divide, known as the Hayflick limit. Cell division is all about our cells reproducing and repairing themselves. Jeanne Calment, the French super-centenarian with the longest confirmed lifespan in history, nearly made it. She died aged 122, having outlived both her daughter and her grandson! Jiroemon Kimura, the Japanese supercentenarian who died at 116, became the verified longest-lived man in history.
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