1. Head lice  (Trust Mark: Doctor-Reviewed)
Head lice are tiny insects that live on the scalp. They can be spread by close contact with other people. These lice only live in hair and occasionally eyebrows and eyelashes. See also: Body lice; Pubic lice.• Reviewer: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

2. Lice Infestation  (Trust Mark: Doctor-Reviewed)
Lice infestations (pediculosis) are infections of the skin, hair, or genital region caused by lice living directly on the body or in hats or other garments. Lice are small wingless insect-like parasites with sucking mouthparts that feed on human b...• Author: Rebecca J. Frey Ph.D.