Head Lice are wingless parasitic insects that live and feed on the human scalp. There lifespan are about 30 – 33 days, during that time they lay nits ( lice eggs ) everywhere and anywhere on the hair.
Head Lice do not jump or fly but do crawl very fast, so they can be very contagious. Its takes them 3 sec to crawl from one head to another. In order to avoid getting head lice maintain your personal space. This means avoid any head to head or hair to hair connect meaning no hugs, selfies etc.