[greazy]

Oh wow I think I have a mild version of this.

Can it cause the plastic on the mouse to break down?

[bluGill]

Yes, it is fairly common with some plastics. better plastics won't but there are a lot of different plastics with differt formulas (and many can be mixed)

[BoredPositron]

You need to moisturize more.

[greazy]

Im an anxious person. I sweat from my hands due to anxiety and not dry hands.