Strengthen your core after 55 with 4 chair drills that train rotation, lower abs, and anti-rotation without floor strain.

Better posture. Weak upper abs often result in poor posture and spinal misalignment, but by targeting these muscles, you can ...

Most golfers think they are turning correctly but what rotation feels like and what is happening are rarely the same thing.

Alpine skier Lindsey Vonn is one tremendously tough athlete. The Olympic gold medalist and World Cup champion has overcome an array of brutal setbacks—including a concussion, a fractured arm, and an ...

The rotation can be tricky in the backstroke and freestyle. Although the coach wants the swimmer to rotate more, the stiff swimmer will have more restrictions to make it happen. Here are three ...

Using 3-D printers for the microrange, researchers have succeeded in creating a metamaterial from cubic building blocks that responds to compression forces by a rotation. Usually, this can only be ...