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YouTubeTED-Ed
The 3 best predictors of how well you’ll age - Juulia Jylhävä
Explore how our bodies change and age over time, and the three common markers scientists use to measure aging. -- If you want to learn a tree’s age, you can count their rings. When it comes to humans, scientists have yet to find any visible traits that mark our age with the same specificity. But in the past few decades, they’ve discovered ...
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