Forbes contributors publish independent expert analyses and insights. I write about video games, technology and pop culture. And so Howard set out to solve this problem of engagement, to turn planking ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. The Stealth Core Trainer is ...

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

When it comes to doing exercises to strengthen your core, planking is a popular choice. The problem is, it's kind of...dull. To entertain yourself while you're holding plank position, you can crank up ...

The Stealth Core Trainer is an exercise device that works with your phone to distract you with mobile games you control with your body as you hold a plank, but you need to pay extra to play most of ...

At 26 years old, I’m finding more and more that how I’m exercising takes precedence over the before-and-after photos I might take to document my progress. Don’t get me wrong, there’s no shame in ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...

If you’ve been wanting to tighten up your core, you may have thought about investing in a Stealth Core Trainer or an ab roller. Both are easy at-home tools you can use every day to work your abdominal ...