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.

Read what happened when our fitness editor did 20 up-down planks a day for two weeks to challenge the muscles in her core ...

The pelvic-floor muscles are important for stability and support during pregnancy, labor and delivery and postpartum recovery ...

Exercises like planks, Russian twists, and medicine ball slams strengthen your abs, lower back, and obliques. Doing these ...

We all know that burning fat and calories is key to weight loss, but how many of you are actually doing the right exercises ...

Think your conditioning is elite? Find out with this squat endurance test! See how many squats you can do without stopping and learn how to boost your stamina and strength.

Join Natalia Barulich on her incredible journey of adventure and fitness! From breathtaking beach days to challenging hikes, ...