A research team at Osaka University, Japan has developed a new system to estimate a person’s biological age—a measure of how ...

it's not your birthday), most common commercial biological aging tests using a spit sample or oral swab may not actually be the best or most accurate way to get the right answer, according to new ...

As these clocks have become widely available, multiple companies have begun to offer services that estimate people's biological age by comparing customer tissue samples to established epigenetic ...