"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." How old are you, exactly? That used to be an easy—if impertinent—­question to answer. It turns out the ...

Scientists say the technology is still too new to tell you much about yourself unless you also see a doctor. Ads for biological age tests that promise to tell you if you have the body of somebody ...

In 2021, I mailed five pipettes of my blood to a lab. According to the results, my “biological age” was 17 years old. The odd part? I’d just celebrated my 29th birthday. For context, I was simply ...

You may think you know how old you are, but your body doesn’t follow a calendar. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. That is, your ...

Forbes contributors publish independent expert analyses and insights. Jesse Pines is an expert in healthcare innovation and wellness. Biological age tests are one of the most talked-about tools in ...

NEW YORK, NY - APRIL 08: Mirimus lab scientists preparing to test COVID-19 samples from recovered patients on April 8, 2020 in Brooklyn, New York City. New York City is the epicenter of the ...

These days, you can order up a test to find out your biological age, an estimate of how quickly or slowly you're aging compared to your peers. It's based on an analysis of modifications in your DNA. I ...

How old are you, exactly? That used to be an easy—if impertinent—­question to answer. It turns out the truth is a moving target. There’s your chronological age—the number of candles on your birthday ...