The 20 Greatest Ab Workouts That Will Tone, Sculpt, and Strengthen Your Abs

If you're new to fitness, this beginner ab workout is a great place to start and will provide you with all the fundamental core strength you need.

Who said you need to spend countless hours working on your abs? Take two minutes to flatten your abs with this four-move workout.

Strengthen your back and your core with this strengthening workout.

Stop doing the same side plank over and over, and mix it up with these 13 side plank variations.

Switch up your typical ab routine with the five best bodyweight ab exercises. You'll feel this workout for days in your core.

This five-minute ab workout is done standing and will help strengthen your core for everyday activities. All you need is one dumbbell to get started!

Tired of doing crunches? Start doing these five moves.

CrossFitters are known for their insane strength and their insane abs. If you want ripped abs, you must try this 10-minute CrossFit workout.

Short on time? No problem. This ab workout can be done anywhere: the gym, at home, a conference room at work — you name it. This five-minute workout will fire up your core, define your waist, and flatten your belly.

If you don't have enough time to make it to your favorite Pilates studio, try this five-minute ab workout that you can do at home!

Get your strongest, sexiest core with this 20-minute plank challenge.

If you have a thing for circuit training, you're going to love this 20-minute bodyweight ab workout.