Head lice are small wingless insects that are light brown or grey in color and may be present on the scalp, eyebrows, and eyelashes. They feed on the blood of the scalp and derive nutrition. An infestation with head lice more commonly affects children than adults. Having head lice does not necessarily mean that the person has poor hygiene. Head lice don't carry or spread bacterial or viral infections. Read more: How Do You Get Rid of Lice Quickly? Article
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Picture of Crabs (Pubic Lice)
Parasitic insects found in the genital area of humans. See a picture of Crabs (Pubic Lice) and learn more about the health topic.
Picture of Head Lice
Pediculus humanus capitis, parasitic insects found on the heads of people. See a picture of Head Lice and learn more about the...
Picture of Body Lice
Scattered nits seen on the seams of clothing. See a picture of Body Lice and learn more about the health topic.
Lice & Nits: How to Get Rid of Head Lice
Learn how to get rid of head lice. Head lice attach themselves to the scalp and feed off of human blood. Discover head lice...
Related Disease Conditions
Head lice infection is called pediculosis. Lice are parasites that feed on blood and can be found on the scalp and hair of infected people. Signs and symptoms of head lice infestation include a tickling sensation, itching, and sores on the head. Head lice may be eliminated with various over-the-counter shampoos and washing all clothing and bed linens in the hot water cycle. Combs and brushes should be disinfected, and the floor and furniture should be vacuumed.
Pubic Lice (Crabs)
Pubic lice (crabs) are parasitic insects found in the genital area, and are primarily spread through sexual contact. Symptoms of crabs include itching and visible nits (lice eggs) and crawling lice. Treatment includes using lice-killing shampoo and washing bedding and clothing in hot water.
Head Lice vs. Dandruff
Dandruff is a condition that causes dry flakes on the scalp. Lice are parasites. Head lice infestations are very contagious. Both head lice and dandruff have similar signs and symptoms: scalp itching and tiny white material on the hair shafts. Lice treatment involves the application of over-the-counter shampoos that contain permethin or pyrethrin followed by nit and louse removal with a fine-toothed comb. Dandruff treatment incorporates the use of anti-dandruff shampoo.
Lice vs. Fleas
Lice and fleas are small wingless insects. Lice are parasites that can crawl and infest the human skin and scalp. Although they can bite people, fleas are parasites that mainly feed on non-human hosts and can jump from one host to another. Lice infestations and fleabites are treatable and typically do not cause long-term problems with proper treatments for home, people, and pets.
Bedbugs (Bed Bugs) vs. Lice
Bedbugs are small blood-sucking parasites that feed on mammals and birds. Some people do not have any symptoms of bedbug bites while others have them they include pain and reddish-colored skin lesions where the bite is. Bedbugs are found in temperate and tropical climates worldwide. Bedbugs usually feed every five to 10 days. Bedbug bites usually do not need treatment. Bedbug infestations are difficult to get rid of. Bedbugs are a problem worldwide, are resurging. There are three types of lice, head, body, and pubic. Head lice is a grey-white animal about the size of a sesame seed and can be mistaken for dandruff. Head lice are transmitted from the body to other household items. They produce between seven to 10 eggs (nits) annually. Head lice is transferred from head-to-head contact. Body lice are slightly bigger than head lice and look like head lice. Body lice is transferred from human to other household items. Pubic lice or "crabs" is distinctly different from the head and body louse. Pubic lice in adults is transferred by direct sexual contact. Children and others get pubic lice via nonsexual transmission from their parents, relatives, and friends who share clothing. Lice bites are bluish in color sore that develop on different areas of the body. Condoms do not prevent from getting pubic lice. The different types of lice have different treatment. Lice can be eradicated from your home.
Head Lice: Where Do They Come From?
Head lice are tiny wingless insects that may be found on the head, eyebrows, and eyelashes of people. They feed on human blood many times a day and live close to the human scalp. Head lice infestation can affect anyone; however, it is more commonly seen in children.
Do Lice Like Dandruff?
Head lice are parasites that are easy to differentiate from dandruff. And no, they do not like dandruff; they love your blood and so, they feed on it. They do not flourish if the dandruff is co-existing on the scalp.
Lice vs Dandruff: How Will You Tell the Difference?
Lice and dandruff are two things that have been confused with each other for a long time. However, they are very different. They have different causes, risk factors, appearance, location and treatment.
Head Lice Causes, Symptoms, and Treatments
Lice (singular: louse) are tiny insects (known as parasites) that are most commonly found on the head (scalp). Hence, they are also referred to as ‘head lice’. The other sites where lice can be seen are behind the ears and on the back of the neck.
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