AdvertisementMy free biological age calculation estimated my risk of premature death or diseaseMy biological age test used 9 different measurements taken from blood samples. Tamar Dundua/Getty ImagesAt its essence, any good biological age test is trying to capture the fitness of your body parts. Some of the most respected biological age tests are epigenetic clocks, sometimes called DNA methylation tests. Other clocks incorporate external factors like smoking history, or chronological age into a biological age calculation. The benefits of free biological age testingLearning your own biological age is one simple way to approximate how well your body is weathering the test of time.

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Persons: —, who's, David Sinclair's, I'm, Tamar Dundua, Dr, Nour Makarem, Makarem, they're, Hilary Brueck, It's, that's, Steve Horvath Organizations: Service, Tally, Business, Columbia University