Core-focused exercises for lower abs including crunches, planks, and twists.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on your core. You can start with these ab exercises ...

Core exercises can improve strength, posture, and overall health. Although it can be harder for females to attain visible ab muscles, performing core exercises regularly is very beneficial. Sex and ...

I’ve been practicing Pilates for the past decade, and I credit it with getting me to the start line of the six marathons I’ve ...

Keep your pelvis still and your back pressed into the floor, and slowly lower both toes to touch the floor. The movement ...

Not only will this workout make your core strong and stable, it’ll also make your abs pop. That’s because for years, much of our knowledge of the way muscles work was based on the study of human ...

Here's why crunches are so good for your overall health.

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Do you want a strong ...

Your core includes muscles in your pelvis, hips, lower back and abdomen. Numerous products make it fun and easy to improve ...

Simple, equipment-free, and highly effective, the plank is widely considered one of the best exercises for building core ...