Muscle knots are hard, sensitive areas of muscles that tighten and contract even when the muscle is at rest. These tense muscle fibers can cause pain in other parts of the body when touched. Muscle ...

Muscle knots are highly irritated muscle fibers that have tightened into a ball in one area of your muscle. These painful, tender spots can feel sore and often occur in your upper back, shoulders, or ...

A physical therapist explains how to fix muscle knots, and prevent them in the future with stretching, hydration, and stress reduction. If you sit at a desk all day, chances are you’ve had a knot in ...

This article was originally featured on The Conversation. Imagine you’ve just completed a tough upper-body workout. Your muscles feel a bit tired, but all in all you’re able to go about the rest of ...

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 ...

Imagine you've just completed a tough upper-body workout. Your muscles feel a bit tired, but all in all you're able to go about the rest of your day just fine. The next morning, you wake up and ...

If you’ve got a lump on top of your shoulder muscle, you have a good chance of it being a trapezius knot. This type of lump in the trapezius muscle — called a myofascial trigger point — is among the ...

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Editor’s Note: The views expressed in this commentary are solely those of the writer. CNN is showcasing the work of The Conversation, a collaboration between journalists and academics to provide news ...