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 ...

WASHINGTON - Most people who work out have a pulling exercise somewhere in their routine - a row, a pulldown, maybe a pull-up. But far fewer could tell you which muscles they’re actually training, or ...