To get chiseled abs, you have to target your abdominal muscles at the front and your obliques on the sides of your core with ...

A fitness expert explains how to perform five of his top-recommended standing ab exercises for a slim waist in 30 days.

Try to make the movement come from your obliques, rather than momentum. And side plank crunches, where you bring the knee of the top leg and the elbow of the top arm to meet in the middle of your ...

Reverse crunches work your oblique muscles and the rectus abdominis ... Alternate legs as you continue your bicycle motion ten times on each side. Make sure to go slow, squeezing your core ...

Reverse crunches work your oblique muscles and the rectus abdominis ... Alternate legs as you continue your bicycle motion ten times on each side. Make sure to go slow, squeezing your core ...

Here are a few more mainstream crunch variations you could add to your next workout. A side oblique crunch can be done lying down. This exercise works the ab and oblique muscles. A toe tap crunch ...

The ab crunch. You can add weight if you want ... Rectus abdominis (runs from the rib cage to pubic bone) External obliques (side and front of the abdomen) Internal obliques (located underneath ...

You could do crunches till kingdom come ... Side Plank: Balance on one side for some serious oblique action. Spider Plank: Pull one knee to your elbow like Spider-Man scaling a wall—try ...

"Traditional crunches focus on the rectus abdominis ... Perform 3 sets of 20-30 reps (10-15 per side.) "Side planks activate the obliques, and the addition of a leg raise challenges the hips ...

A trainer explains how to perform five essential core exercises to sculpt a leaner waistline in 30 days without doing crunches.