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.

Two people each squatting toward a chair with their arms out in front of them, in a yoga studio type room. The 30-second sit-to-stand test has gained popularity for its gimmicky promise of predicting ...