 [ Symptoms ] is using a mouse causing muscle knots and now numbness and tingling in my right arm specifically around bicep  i work from home and am on the computer typically 7 8 hours most recently i have been experiencing muscle knots in my upper shoulder and am now having numbness and tingling in my upper arm specifically in the area of my bicep i work out regularly do not smoke and drink socially i eat relatively healthy and was wondering if the use of the mouse is causing this [ Disease ] i am not sure but i dont think using a mouse would do that but if its in your right arm i would definitly go get checked out