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 ...

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 ...

There are so many variations of plank — the ultimate bodyweight move to tone your core and upper body. If you really want to carve your six-pack and lengthen your obliques, try these ab-focused ...

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 ...

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 ...

This three-part plank workout from Jennifer Garner’s trainer, Simone De La Rule, will fire up your abs from *every* angle. Here's how to do it, step-by-step—and how it will give you a mini stretching ...

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 ...

Your core is the base of all your power during exercise. You use it in pretty much every single move, whether you really feel it or not. There are a zillion ways to work your abs, but one move you'll ...

Core body strength is key for so many things; balance, posture and - a particularly popular one - building abs. The plank is probably the first move you think of when you want to do abdominal ...

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 ...