Fitness fads may come and go, but there's one thing that's always in style: a strong core. Whether you're a Hyrox addict, a Pilates princess or a running regular, maintaining a stable, functional core ...

When most people think of a strong core or achieving abs, the first exercise that comes to mind is often sit-ups. While sit-ups have long been a go-to for strengthening the core, they're not always ...

Situps are a classic core exercise for being both simple and effective. Here are 9 benefits of situps, including different variations of the traditional exercise. Share on Pinterest Situps are classic ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." If your body were a bicycle, your abs and back muscles—your core—would be the frame. You need a ...