Here’s one of those weird-yet-fascinating, quirky-yet-perhaps-helpful research findings: People who clench their muscles—by, say, making a fist or tensing their biceps—show a brief spurt of improved ...

Recently, I wrote a column about my battle with carpal tunnel syndrome, and my subsequent surgery. A big problem with a hand and wrist injury is that you can’t grip anything or exert any appreciable ...

The fitness mogul keeps her fitness routine simple but effective. “Flex your muscles!! If you don’t use them, you’ll lose them,” she wrote. You may have noticed that Denise Austin’s signature pose is ...

One of Dara Torres’ trainers is walking all over me. Literally. I’m lying on my stomach as Steve Sierra concentrates his entire 160 lb. (75 kg) on my glutes and hamstrings. It hurts, but in a good way ...