Sit-ups can be a great way to strengthen your abdominal muscles that sit around your stomach. But they can quickly get repetitive and its easy to accidentally lose your form, so when boredom strikes, ...

Turkish sit-ups don't crop up in a huge number of workouts that I see around, but this one move will torch your midsection. It's a loaded sit-up variation that combines unilateral loading with the sit ...

Plus, which move is more effective for strong abs.

If you’re a little hazy on the difference between sit-ups vs. crunches, you’re not alone. They both strengthen your core, but the details on how they differ and the benefits of each can be confusing. ...

Want to run better? Stop doing sit-ups – here are five expert-recommended functional core movements to do instead.