Find out why holding a strong plank for 2 minutes after 40 is a powerful test of core strength and how to safely build up to ...

The starburst side plank variation strengthens the shoulders, abs and obliques. Here's why we love it at Tom's Guide.

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 ...

Both core exercises can strengthen and tone your abs, improving stability and balance while building a visible six-pack. But ...

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 ...

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 ...

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 ...

The plank is a reliable ab-builder, but you've been leaving a whole side of the position on the floor if you've only ever held it in its standard form. Flip your core workout around for a new spin on ...

Planks are a great foundational move to sculpt your abs, but the basic form of the exercise is only the start of the position's potential. Once you add other implements and motions like pulling, your ...

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 ...

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 ...