The simplest way to increase the difficulty of sit-ups is to add some weight. You can add a dumbbell, kettlebell or sandbag.

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 ...

A lot of people avoid doing sit-ups because they don’t feel like they have enough core strength to do the move without ...

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 ...

If you do want a stretch, cross your arms in front of your body, then pull your arms back behind you as far as possible. At ...