The best ab workouts don't need to happen on the floor. Try this all-standing dumbbell workout instead and see for yourself.

Ditch the crunches and sit-ups and use the corkscrew abs exercise to build a strong core at home or the gym. It's low-impact and you don't need any equipment.

Sit-ups and crunches are both core exercises, but what makes them different? Here's a breakdown of crunches vs. sit-ups benefits, risks, and form per trainers.

Fitness Ditch the crunches and sit-ups — use the ‘corkscrew’ exercise to strengthen your abs at home or the gym. Fitness Forget weights — this 10-minute bodyweight workout sculpts strong abs.

You don't need sit-ups or crunches to strengthen your core or build muscle. Inchworm walkouts and walk-ins can be done using your body weight or with kettlebells and are low impact.

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.

The same can be said of long-standing resistance training exercises and bodyweight movements like pull-ups, squats, push-ups and sit-ups. Crunches are another enduring bodyweight exercise.

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. ...

Learn about crunches versus sit-ups, including the muscles they work and how to perform them properly. Plus, why other core exercises are actually better.

Sit-ups and crunches are both core exercises, but what makes them different? Here's a breakdown of crunches vs. sit-ups benefits, risks, and form per trainers.