The main difference between sit-ups and crunches is the range of motion involved in each exercise. Sit-ups require you to lift all the way up, while crunches require a slight lift off the ground.

No matter which variations you follow, crunches have the advantage over sit-ups of being able to better target abdominal muscles. "Because the movement is smaller, you can control momentum more," ...

I'm someone who finds standard ab workouts a little dry. Sit-up to crunch to plank, back to sit-ups, and so on. While these ...

Ready to torch your obliques? I added this simple standing ab exercise to my routine for a week. Here’s how I got on.

Most fitness experts will tell you that if you play golf, dealing with forward-head-posture issues are likely to be magnified by the way you stand when you hit shots. You already live your life ...

“In comparison to horizontal abdominal exercises, such as crunches, where you are using ... you are really engaging your obliques in a way that sit-ups and planks cannot do,” says Steve.