I'm a personal trainer — these are the 5 best exercises you can do for your corset muscle, and no, none of them are sit-ups

Here are 5 exercises that target your 'corset muscle' ...
PopSugar

The Transverse Abdominis Is Key to a Powerful Core — Here's How to Train It

It's easy to focus your ab workouts on the muscles you can spot in the mirror. But just as important for core strength and overall function are the muscles we can't see in our own reflection. This ...
AOL

8 Exercises to Strengthen Your Transverse Abdominis Muscle at Home

Engaging your transverse abdominis strengthens the core, flattens the belly, and enhances stability, reducing back pain and injury risk. Simple, at-home exercises like bird dogs and planks can help ...
Yahoo Finance

Your Transverse Abdominis is a Crucial Muscle for Core Stability—Here's How to Strengthen It

The transverse abdominis—a deep core muscle that wraps around your middle—is one of the most important muscles for core strength and stability. And it’s especially important for cyclists to pay ...

If you’re not training your core like this, you might be missing out on serious strength gains

Psst: it's not another plank.