(CNN) — If you have ever felt tension in the front of your hips after sitting too long, struggled with lower back pain or had difficulty touching your toes, your hip flexors may be to blame. These ...

Those stiff, painful spots can take up to two weeks to go away on their own. Sophie Walster/iStock via Getty Images Plus Imagine you’ve just completed a tough upper-body workout. Your muscles feel a ...

What Is the Body’s Core? Your body’s core is the term used for the group of muscles within your midsection that stabilize your spine and pelvis. Several muscles and groups of muscles make up the core ...

You might think you know what it feels like to have sore, tight muscles. But, sometimes, what feels like a muscle ache is actually a more complex problem — one that's related to nerves. "It's much ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If your foam roller or massage gun just isn't cutting it, muscle scraping might be the recovery method ...

That nagging shoulder twinge or persistent knee pain might not be random bad luck—it could be the direct result of muscle imbalances silently developing in your body. While most fitness enthusiasts ...

Editor’s note: Dana Santas, known as the “Mobility Maker,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical ...