YOU PROBABLY THINK you know how to do a plank. The ab training staple is relatively simple, after all—boiled down to the basics, all you need to do is get down on the ground and hold in place.

So, What Muscles Do Planks Actually Work? originally appeared on Parade. Planks are one of the most versatile and accessible exercises out there. You don’t need any equipment, and you can do them ...

Love them or hate them, planks are undoubtedly an elite move when it comes to strengthening your whole body. If you've been to any kind of strength-based class in the last, oh, decade or so - you'll ...

Add Yahoo as a preferred source to see more of our stories on Google. A woman doing american kettlebell swings. We’re not here to slate planks by the way– planks are one of the best core exercises out ...

Fitness experts share goal times for holding a plank by age, why the exercise is so helpful for core strength, and some ...