Improve your sit-ups by first perfecting your form. Then, weave sit-ups into a total core-strengthening routine to develop more endurance.

An hourglass shape is easily masked by a thick waist developed by too many crunches, side bends and rotations.

A look into which abdominal exercises are optimal for someone who has had a spinal fusion, taking into consideration limitations from the surgery.

A quick, at-home ab workout with various sit-up variations that are designed to make the most of your ab workout.

This article provides examples of easy abdominal strengthening exercises for individuals who are overweight.

Jumping rope can be an asset to ab training, but the exercise alone isn't enough to get you a strong midsection.

No longer do you have to choose between working your abs and getting out of bed. Do a few easy moves while still in bed for the best of both worlds.

If you aspire to a flat stomach but don’t relish the thought of earning it, you may be pondering just how many sit-ups it will take to do the job.

Pregnancy can cause diastasis recti, or separated stomach muscles. Limit crunches and other spine-bending moves in favor of extensions and toe taps.

The V-up works your rectus abdominis — as long as it's done with good form. If it hurts your lower back, leave the V-up out of your workout.

Here are four awesome ab exercise you can do on an exercise ball to get a stronger and more stable core.

The sit-up traditionally has your feet braced by a partner or brace so that you can rise all the way up. Doing the move without this anchor is superior.