Core Training

Spice up your planking with these variations.

Who needs the floor to train your core when you can do almost your entire workout with your feet firmly planted on the ground?

Add some elastic resistance to your midsection work while simultaneously hitting your lower body.

We take you through some common core-training blunders and the mechanisms behind building a concrete core.

Here's a four-exercise, no-crunch abs circuit that you can perform daily to build core strength and overall abdominal muscle tone.

Too busy to train? Get the results of an hourlong workout in half the time with this ultra-efficient abdominal and lower-back routine.

Have you learned to love burpees yet?

The answer to this question is not a simple one. Are visible abs 100-percent genetic, or can anyone achieve this fitness goal with the right approach?

This exercise will leave your abs feeling a little more dead (or should we say undead) than usual.

This workout may be quick, but you'll be feeling the effects of it for days to come!

Get your abs into fighting shape with this high-impact kettlebell routine, courtesy of Miami-based trainer Jacqueline Kasen.

Strengthen, sculpt and burn all at once with this ab-and-cardio combo workout.

Get a sleek, strong core without crunches with this vertical ab workout.

Use the McGill Big 3 for optimal spine-safe performance.

Train your core all the way around with these six stability-ball moves.

Forge an iron core and shape your rear view with these four glute bridge exercise variations.

Hit your abs from every angle with these core-strengthening moves.

This circuit workout will shock your core and get you out of your comfort zone!