I fully agree that strong abdominals are very useful and important to have. But this is not the full story. The most powerful muscles of our body are all the muscles that are attached to the pelvis, what I call the "power center."

Want to know the trick behind toning any body part, even the most troublesome "stubborn fat" areas like your hips, thighs and stomach?

For reasons unknown, the phrase #FlatStomachAppreciationDay is currently trending on Twitter. While this could have devolved into a running live feed ...

Ultimately, there are better ways than crunches to get a flat stomach. Here are my top 10 crunch alternatives that will avoid back pain and burn many more calories than crunches.

By Jessica Smith for SHAPE.com Get flat abs fast with this routine from SHAPE’s Pink Power: Flat Abs 5 Ways DVD! Related links: Abs Workout...

Belly fat comes in two different forms. One is slightly annoying and fairly harmless.

Working hard but you just can't lose that stubborn fat on your tummy? Doing lots of crunches and endless hours on the treadmill to try to get rid of it?

The reason some people have washboard abs is that they lower their body fat to approximately 13 - 14 % or less for men and 14% - 20% or less for women.