Do you have Mouse Shoulder? It comes from frequent use of a computer mouse, which causes upper body strain. But the mouse is not the culprit. The problem is using a mouse without proper arm support.

ALBUQUERQUE, N.M. (WHAT THE TECH?) — Sitting at a computer for hours every day is tiring but you can make it a little better just by knowing how to choose the right mouse. Back pain, sore muscles, ...

Mouse shoulder, computer neck, or a plain old bad back. Whatever you call it, staring at your computer all day while working (or binging Netflix, no judgement) can cause serious neck, back, and ...