If you’ve ever tried them, you know side planks are challenging­—even more than regular planks. But they’re a critical move, says Keli Roberts, an exercise physiologist with the American College of ...

Training your obliques may not be at the forefront of your mind when you’re on a mission to get a rippling mid-section, often it’s the abdominal muscles we’re headset on. But, to build a set of ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Your obliques are the core ...