Planks are one of the most common moves you'll find all sorts of ab workouts, and for good reason. The foundational exercise hones your core's ability to brace, one of the four major functions of the ...

Balance on your hands and toes with your body in one straight line, hands underneath your shoulders and feet hip-width distance apart. To make this move more challenging, elevate your feet onto a step ...

This core-crushing breakdown highlights 10 plank variations designed by trainer Jade Morning to upgrade your abs routine and ...

Seven-minute planks are challenging enough, but abs wheel planks take the bodyweight core exercise to a whole new level of ouch. I dedicated seven minutes each day for one week to see what, if ...

Some people love to train abs for vanity, but I love to train abs for strength (about 20 percent of my motivation is for vanity purposes). There are a lot of different ab exercises you can do for a ...

Even if you love planks, they can become a bit boring day after day. The good news: You have some options. You can either strive to extend the amount of time you can hold your planks — the current ...

Tone House head coach Christi Marraccini demonstrates must-try tips. The plank is a simple exercise that can be done anywhere at anytime, but its benefits are countless. Planks can not only help ...

This is a full-body exercise, but it also tests your stability, balance and control by holding your muscles under tension the ...

We don't like to play favorites, but...for planks, we'll make an exception. "They are, without a doubt, the best core exercise there is," says trainer David Kirsch, who works with Kate Upton and Liv ...

In a world (or at least an Instagram feed) where fitness pros and newbies alike are always trying to out-sweat one another, Blogilates founder Cassey Ho decided to team up with two fellow fitness ...

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.