Head Lice | Overview

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What are head lice?

Head lice are small wingless insects (bugs) that can get on your hair and scalp. Lice are parasites (say: “pah-ruh-sytes”), which means that they feed on very small amounts of your blood. Lice bites may cause constant scratching and lead to skin irritation or even infection.

Source

Pediculosis and Scabies by DC Flinders, M.D., and P De Schweinitz, M.D. (American Family Physician January 15, 2004, http://www.aafp.org/afp/20040115/341.html)

Written by familydoctor.org editorial staff

Reviewed/Updated: 03/14
Created: 10/05

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