![child brushing hair head lice](https://www.myhairhelpers.com/wp-content/uploads/2021/03/pexels-august-de-richelieu-4260751-1024x512.jpg)
Head lice are tiny parasites that live in your hair and feed off the blood from your scalp. They are not harmful and they do not spread disease, but they are still a nuisance. Most people develop symptoms around four to six weeks after the infestation. By this point, the…