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. How to do crunches?

You don't need planks to build powerhouse core muscles. The crunch clapping exercise strengthens your abs without weights, and a personal trainer explains how.

Fifty crunches a day really is nothing in the scheme of things. Each day I spent no more than a solid minute in the crunch ...

Crunches, teasers, planks, and body-weight squats are some of the best stomach exercises for stronger abs. A strong core improves balance and posture.

How many crunches you should be able to do at every age — use the ‘football field’ test for motivation Joseph David has more than 25 years of experience in the fitness world.© Joseph David ...

Crunches are a simple yet powerful exercise that directly target the abdominal muscles, improving posture, stability, and ...

Explore the differences between decline crunches and sit-ups. Find out what muscles each targets, and learn proper form to enhance your core training.

While doing crunches and situps may activate the abs, these exercises don't target as many core muscles—like your obliques—compared to functional core exercises.