This quick-hit circuit targets multiple core muscles, including the rectus abdominis (the six-pack muscles), transverse abdominis (the deep abdominal muscles), internal and external obliques, as ...

What’s the core made up of? Your core muscles, which go from your neck to your pelvis, include the following ones: Rectus abdominis: Your'six-pack' muscle is actually the rectus abdominis.

Fitness Trainer Didn’t Go to the Doctor for 7 Years Despite Strange Symptoms. Turns Out, She Had a Cyst the Size of a Baby (Exclusive) After years of self-diagnosis, one woman’s unexpected ...

Here are the training principles you need to know to reveal your six-pack—and exercises to put them into practice.

Your core—the more superficial muscles you can see, like the rectus abdominis and obliques—grow like any other muscle. You wouldn’t only perform 200 reps of barely-weighted biceps curls to ...

Pilates strengthens the entire core by engaging muscles in both its deep and superficial layers. Here are 10 bodyweight exercises to build stability and balance ...

There are tons of functional reasons and benefits to add core exercises to your next workout—and no, striving for visible abs is not one of them.

Here's what the exercise is, which muscles it works and why crunches are so good for overall health.

The transverse abdominis supports the spine and the way we hold our bodies, but it's often neglected. Here's how I learned to engage it.

The benefits of rowing span from improved strength to boosted cardio endurance—plus a whole lot more.

Find out what you need to know about your abdominal muscles and their function. Learn the signs of injury and how to strengthen these muscles.