These 20 ab exercises and workouts will strengthen your core, whether your ultimate goal is building a six-pack or just ...

The runner's plank is an alternative I use as a certified trainer when sit-ups aren't possible, and this is exactly how to do ...

Both sit-ups and crunches can help target your core muscles, but there are key differences between the two ab workouts.

The classic sit-up is a workout staple. Whether you've become all too familiar with the movement in your weekend HIIT class or eked out those last few reps while following a home workout video, you've ...

While classic core exercises like sit-ups and crunches are certainly an effective way to train your abs, they are not the only way. If you prefer to stay standing for your workouts, then this ...

When most people think of core exercises, they think crunches and sit-ups – possibly because the tactical professions have used them for decades. But given recent changes in military testing, the next ...