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 ...

You need more than strength to age well — you also need power. Here’s how to measure how much you have. By Amanda Loudin For seven years, the author has devoted three to four weekly sessions to ...

The run/walk method has been around since the 1970s, and it has surged in popularity as more athletes learn that regular walk intervals may help you run longer—and faster. Olympic marathoner and ...