Skip sit-ups and try this 8-move dumbbell workout to build a stronger core and hips. While sit-ups remain popular at gyms, on ...

Crunches are another enduring bodyweight exercise. Here's what the exercise is, which muscles it works and why crunches are so good for overall health. Crunches are a popular abdominal ...

That's right — eight minutes of pure midsection joy with no sit-ups in sight. The double crunch is a powerful exercise that targets the upper and lower abs for a comprehensive core workout.