The number of candles on your birthday cake may tell you how many years you’ve been alive, but they reveal surprisingly little about how well your body is actually aging. Biological age—how your body ...

Testing your balance by standing on one leg may indicate how well you’re aging, according to a new study published in the journal PLoS One. Researchers evaluated 40 participants over the age of 50 by ...

The way aging is assessed is undergoing a shift as researchers uncover a simple but revealing physical test. Traditional fitness measures such as endurance and strength have long been used to evaluate ...