When you first find out that you have lice your initial reaction may be one of denial. I can't possibly have lice, I am so neat and clean. Lice is for people that are messy and dirty. Is lice a sign that you are not clean? The answer is a resounding NO. Lice has nothing to do with cleanliness. They are simply transmitted through close personal contact. Lice are fast crawlers. Here's a quick lice prevention tip: Never share combs, brushes, hats, headbands, helmets, caps, wigs, or any other headgear.