Tucked deep in your hips and lower back, the psoas muscle won't get you any compliments at the beach—but keeping it strong ...

What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between your ...

Last summer, I hiked the equivalent vertical gain of Mt. Everest. I had done lots of training for what was my first endurance event, and was mildly confident in my physical fitness, but I had zero ...

Full-body stretching is a great way to become more flexible, increase mobility, and decrease pain. While there are a variety of moves that can help address certain issues (like lower back pain), a ...

When elite ultrarunner Mike Wolfe laced up for a tempo run in June 2009, his right hip flexor felt tender and sore. But nothing out of the ordinary for a runner who, in a weekend, can cover 75 miles ...

I'm sure you've been told that your depression, your fear, and your anxiety is all in your head. Actually, it may all be in your ass. That's thanks to the psoas major muscle, sometimes called the ...

4 Centre for Magnetic Resonance, University of Queensland, Brisbane, Queensland, Australia 5 School of IT and Electrical Engineering, University of Queensland, Brisbane, Queensland, Australia ...

The world may be reopening, but it turns out that post-lockdown life, for a lot of us, still involves plenty of sitting and scrolling and TikTok viewing. It can lead to feeling a little stiff and ...