You have to sit up straight ... body as a stabilizer And those are some exercises you can do in your office or just about anywhere with the ball.

Sit-ups require you to lift all the way up ... a 2010 study found that exercises done in a prone — face-down — position on an exercise ball are just as effective, which may be a helpful ...

Sit-ups tighten and tone the abdominal muscles that run from beneath the sternum to above the pelvis. This results in a flatter stomach and, if practised along with plenty of aerobic exercise ...

Still got sit-ups in your core routine? It’s time to get creative with your exercises and “STOP doing crunches,” says fitness coach Caroline Idiens. Your core is a dynamic, three-dimensional ...

One in particular left its mark on me—the corkscrew exercise. It involved lying on ... would be better than hammering out dozens of sit-ups and crunches if your aim is to build functional ...

What’s more, the workout has several compound exercises, meaning you’re working more than one muscle group at a time.