Plus, when it comes to boosting ab strength, an article published in the Journal of Exercise Rehabilitation found that ...

To shape toned abs, create a small but steady calorie gap. Keep your protein intake high, eat carbs around your workouts, ...

This bodyweight workout targets your core and ab muscles to build strength and definition using just five exercises. Here's how to do it.

The amount of time it takes to develop visible ab muscle will depend on your fitness level, diet and more.

Want to build killer abs and core like the legendary Megan Thee Stallion? Here are some of the most effective moves from her latest workout.

Celebrity trainer Jay Cardiello shares which exercises helped Jennifer Lopez get those incredible abs — and how you can achieve a rock-hard core after 50.