I use a vertical mouse for work. The ergonomic hand position is more natural and reliefs the wrist. On top of that I noticed that horizontal mouse movement (wich is the most important movement in a Shooter Game) should be more precise too....

Is it normal that when I drag my mouse downwards, my gun aim goes upwards, and when I drag the mouse onmy mousepad upwards the gun aims downwards? If it's normal then I must sound like an absolute noob, but I just found it so unatural for i...