Say goodbye to basic crunches and hello to three muscle-torching crunch variations to build core strength. For this workout, you just need one of the best yoga mats and a resistance band or loop band ...

According to experts, it takes just four core workouts to absolutely rip your top half to shreds, so you can get stronger.

You don't need to do thousands of sit-ups or spend hours in the gym to build abs. You can instead do the bare minimum of two to three ab-focused exercises for 20 to 30 minutes a week. Exercises like ...

Leg lifts or leg raises work the core as well as the hips and low back, making them a great move to master for improved overall strength. While situps and crunches work the abs, they don’t recruit ...

Add Yahoo as a preferred source to see more of our stories on Google. "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate ...

Do you want a strong core, and maybe a chance of developing a six-pack? Adding some ab isolation exercises will help you target that area. Read on, and I’ll explain the best exercises, the best ...

If you’ve grown bored of your basic mat routine for core workouts, incorporating resistance band ab exercises can help you switch it up and even intensify your results. The versatile, simple, and ...

In the latest installment of Start TODAY, fitness instructor Savannah Simon demonstrates how to kick some basic exercises up a notch to make them effective and fun including butt kicks, arm pulls, ...

No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day. They work the abdominals, but if you’re looking for stronger, sculpted abs, let me introduce you ...

Worried that you'll never have a six-pack now that you have kids? This is the program for you.

"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 ...