What Is the Trapezius Muscle? Trapezius muscles are large, paired, triangular muscles in the back of your neck and upper back. They extend down your back, but they’re mostly involved in the ...

Why: Another row, another opportunity to work your big back muscles with a pull. Yes, this variation is going to hammer your lats and rhomboids—but the trapezius will get some action ...

The doctors followed the CT scan with an MRI of the patient's spine. The MRI revealed pools of cerebrospinal fluid (CSF), the clear fluid that typically surrounds the brain and spinal cord; the CSF ...