If you want to have strong abs, you need to exercise all of your core muscles. While most people are familiar with their rectus abdominis — also known as the “six pack” abs — many forget about or are ...

It's easy to focus your ab workouts on the muscles you can spot in the mirror. But just as important for core strength and overall function are the muscles we can't see in our own reflection. This ...

Having a six-pack isn't always synonymous with having a strong core. Strengthening your rectus abdominis (the superficial outer ab muscles lovingly known as the six-pack) is important, but it's far ...