What aging actually is, and what a number measured off a body really predicts. The two abstract questions, together.
3 analyses
· 6 min read · 7 sources
The word gets used for two different things. Lifespan is how long you live; longevity, as this field uses it, is how many of those years you are well. What determines it, and what is actually proven.
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· 8 min read · 4 sources
Calculate your biological age free from your own blood work, using the published formula. What it means, how to measure it, and what actually lowers it.
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· 13 min read · 12 sources
Per measurement, from the validation studies, with what we would pick for each one. Plus the other half nobody asks: what a sensor strapped to your skin around the clock is actually doing to it.
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Hallmarks of aging · Epigenetics · Senescence · Blood markers · Body composition · Self-tests
