Articles on senescent cells

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A telomere age test kit from Telomere Diagnostics Inc. and saliva. collection kit from 23andMe. Anna Hoychuk/Shutterstock.com

DNA testing companies offer telomere testing – but what does it tell you about aging and disease risk?

Genetic testing companies are offering tests that analyze the ends of your chromosomes – telomeres – to gauge your health and your real age. But is there scientific evidence to support such tests?

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