Movement Glitch

I am having a difficulty playing the game when i saw a bug on my mouse movement... I noticed my movement changed more faster then it should and then i checked f3 and I saw that from -110 it moved fast to -150

I restarted my computer and nothing changed the movement is still glitchy

What actually happened was...:
Describe what happened here

I'm not sure how to locate the bug but I am positive that my settings will help you locate it:
Sensitivity: 77
FOV: Quake Pro
Inverted mouse: Off
Touchscreen Mode: Off