Add Yahoo as a preferred source to see more of our stories on Google. Those stiff, painful spots can take up to two weeks to go away on their own. Sophie Walster/iStock via Getty Images Plus Imagine ...

Muscle knots can develop for a number of reasons—maybe work has you stressed out, poor desk posture has you hunched over, or that last gym session didn’t go well. Muscle knot causes aside, there’s no ...

Maybe you went to bed just fine, but you wake up with hardened, sensitive spots in areas including your neck, shoulders, or back? Or these develop over the course of a day, causing distracting ...

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 ...

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 ...