I'm almost always top frag in the first few rounds (up till 6th or 7th round maybe) of the game, even if we lose pistol. As the game progresses I suddenly start falling off - my aim doesn't seem right, my reactions are slow. Is there a way...

I had a bad habit of crouch spraying and unbinding my crouch button fixed that. Went from s1 to g3 without ever using the crouch button, (yeah I had the issue of not being able to rotate through water on pearl) my headshot rate got up, and...