Can this 30-second challenge predict how long you’ll live? The 30-second sit-to-stand test has gained popularity for its gimmicky promise of predicting how long you’ll live, Hone Health reports. While ...

Hone Health reports that the 30-second sit-to-stand test can indicate flexibility and balance but isn't a guaranteed predictor of lifespan.

The sit-to-stand exercise refers to standing from a seated position without using your hands, and it's both a mobility test and booster. Widely considered to be a fundamental element of mobility, the ...