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Topic: Head louse

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	HeadLice.Org - Head Lice as Vectors of Disease
		HeadLice.Org - Head Lice as Vectors of Disease
		Both head and body lice were considered to be capable of transmitting diseases by Buxton (as stated in his 1935 classic book, The Louse) but that the head louse was infrequently associated with epidemics.
		Head lice have a lower fecundity rate, are less hardy, occur in lower numbers than body lice and are primarily limited to the younger ages.
	www.headlice.org /news/classics/vectors.htm (1258 words)

	Human Head Louse: Introduction to lice with photomicrographs.
		When they are removed from the host's head and placed under the microscope, they appear sluggish and clumsy, but at the temperature of the human scalp and amongst the hairs for which their bodies are adapted, they are quite active, and can easily change hosts during brief moments of contact.
		Interbreeding between head and clothing lice is possible, but under normal conditions, the three types favour different regions of the body, and live distinct and separate lifestyles.
		Head lice are increasingly common amongst the well-scrubbed children of the middle classes, having been previously associated with the poorest in society sharing a more crowded and less hygienic lifestyle.
	www.micrographia.com /specbiol/insec/lous/lous0100.htm (921 words)

	head louse treatment and prevention FAQs
		It is difficult to track head lice cases because head lice are not considered a disease and therefore public health departments and the Centers For Disease Control do not routinely track the number of head lice cases.
		Head lice do not live in, nor spontaneously generate from, the dirt, trees or the air.
		Some entomologists believe that you do not have to clean the home environment at all because head lice die very quickly once they are off the human head (36-48 hours), are very slow moving off the head, and nits need a human blood meal within 45 minutes of hatching to survive.
	www.headliceinfo.com /faqs.htm (1607 words)

	Head Lice
		Head lice are tiny insects which live their entire lives on the human scalp.
		Nits (the eggs of the head louse) are small yellowish-white, oval shaped eggs that are 'glued' at an angle at the base of a hair shaft.
		Head lice live happily on the rich, the poor, the clean and the dirty, regardless of age, occupation and status.
	www.healthhappiness.com.au /bodyworks/PersonalCare/HeadLice/index.html (477 words)

	Olympus MIC-D: Oblique Gallery - Human Head Louse
		Head lice, known scientifically as Pediculus capitis, are blood-sucking members of the Class Insecta, and as small parasites, are exquisitely fit to live on the scalp and neck hairs of human hosts.
		Head lice infest new hosts mainly by direct head-to-head contact with infected hair, but may be transferred by contaminated combs, hats, or other hair and head accessories.
		Although head lice are more of an annoyance than a threat, associated ill advised "cures" using caustic or toxic substances to eliminate the lice may actually create the greatest harm.
	www.olympusmicro.com /micd/galleries/oblique/humanheadlouselow.html (376 words)

	Human Lice: Body Louse, Pediculus humanus humanus Linnaeus and Head Louse, Pediculus humanus capitis De Geer (Insecta: ...
		The eggs of head lice are usually glued to hairs of the head near the scalp.
		Head lice should be suspected when there is intense itching and scratching of the scalp and the back of the neck or when there is a known infestation in the community.
		In addition, lack of knowledge of the biology and ecology of the head louse resulted in the school administrator calling in the school district-contracted, pest control company and demanding that its personnel spray the rugs for control of the head louse infestation.
	edis.ifas.ufl.edu /BODY_IN261 (2181 words)

	Head Lice (Site not responding. Last check: )
		A head louse is an insect that lives on the human scalp and feeds on blood, which causes itching.
		Head lice are not known to transmit diseases under natural conditions.
		Head lice can survive away from the host for 24 hours and nits have been reported to survive in hot and humid climates for up to 10 days.
	www2.state.id.us /phd6/Services_Provided/FCHS/head_lice.htm (849 words)

	Frequently asked questions
		Head lice do not have a preference for the cleanliness of the hair they live in, however a regular washing and detection combing routine can help to identify head louse infections more quickly.
		If a head louse is away from a human head it will quickly dehydrate and die — lice that are found away from the head are very unlikely to be able to cause a new infection, even if they are still alive.
		Head lice do not survive for long away from the head so catching head lice by any route other than close prolonged head to head contact is highly unlikely.
	www.headlice.co.uk /faq (1142 words)

	Head Louse - ENT/rsc-7
		The most notable impact of head lice is the personal embarrassment experienced with being identified publicly as having lice (e.g., in a classroom).
		Children, particularly those of elementary school age, are most likely to get head lice because of their close contact and social interactions with each other (e.g., sharing hats, combs and brushes) creates opportunities for the lice to be spread among them.
		Children exhibiting symptoms of head lice (excessive head scratching and/or abrasions on the scalp) need to be checked for the presence of nits or lice by someone who can positively identify the eggs or the insects.
	www.ces.ncsu.edu /depts/ent/notes/Urban/headlice.htm (622 words)

	Head Louse treatment - how to get rid of head louse by home remedies
		Head louse infestations are a common problem in infants and children, even in those who practice good hygiene and frequent hair washing.
		Head louse are tiny brown and gray parasites that can cause itching and scratching, especially on areas of the body that are covered with hair (typically the scalp, neck, and behind the ears).
		Head louse are mainly acquired by direct head-to-head contact with an infested person's hair, but may infrequently be transferred with shared combs, hats and other hair accessories.
	www.bestincosmetics.com /hair/headlouse-treatment.htm (871 words)

	Head Lice - Patient UK
		The head louse egg, more commonly referred to as a nit, is laid by the adult female on the base of the hair close to the scalp.
		Head lice are endemic in the U.K., with over 50% of school children aged 7-8 (the peak age for infection) being infected.
		Wet combing: head lice may be removed by combing wet hair meticulously with a plastic detection comb (probably for at least 30 minutes each time) over the whole scalp at 4-day intervals for a minimum of 2 weeks; hair conditioner or vegetable oil help to facilitate the process.
	www.patient.co.uk /showdoc/40024880 (1220 words)

	Home remedy for head lice (louse)
		Head lice (Pediculus capitis) infect the scalp hair and are easiest to see at the nape of the neck and over the ears.
		Louse eggs (nits) can be seen on the hair, appearing much like flakes of dandruff, but stuck firmly to the hair shaft instead of flaking off the scalp.
		Head lice is a very common problem, especially in school children and those in close, overcrowded living conditions.
	www.homeremedycafe.com /head-lice-louse-remedy.htm (290 words)

	BioMed Central \| Full text \| The sex ratio distortion in the human head louse is conserved over time
		Records of sex ratios in human head lice in Britain [2,3], Kenya [3,4], Tanzania, Colombia, Australia [3], Nigeria, Ceylon, Palestine [4], India [4,5], and North America [6] show ~65% of the adult lice to be female.
		The female bias of natural populations on heads is conserved in the sex ratio of individual broods of experimental infestations [2,6,7].
		Rózsa claims that both, individual heads of the men in jail and the prison itself constitute viscous populations in Hamilton's sense – that is to say, one where the individual louse can mate only with a rather permanent set of neighbours who tend also to be his relatives [19].
	www.biomedcentral.com /1471-2156/5/10 (5168 words)

	Head Louse Facts \| Information about head lice
		The head louse pierces the scalp with its retractable fang injecting saliva containg anaesthetic, anticoagulant and enzymes thus preventing the host from being aware of the bite.
		The female Head Louse lays her eggs and "glues" them to the shafts of hair close to the scalp and the empty egg shells, which we call “nits”, cling to the hair and are usually the first clue we have that a head louse has taken residence and spawned a family of head lice.
		Each Head louse grows to about 3mm, is well camoflaged and has six legs each of which is equipped with a large claw to grasp individual hairs enabling the Head Louse to move very quickly across the head.
	www.headliceremovalkit.co.uk /head-louse-facts.shtml (389 words)

	Pediculus capitis (Head louse) (Site not responding. Last check: )
		Head lice are usually found on the head but they can be found amongst hairs in other parts of the body.
		The eggs (or 'nits') of head lice are attached to hairs and the nymphs which hatch from them resemble the adults except being smaller.
		Combing the hair with a louse comb is regarded as a very effective method but it takes time and it is recommended that for children you keep them occupied with something interesting such as watching a good video.
	www.museums.org.za /bio/insects/lice/pediculus_capitis.htm (721 words)

	Division of Parasitic Diseases - Head Lice Infestation Fact Sheet
		Occasionally, head lice may be acquired from contact with clothing (such as hats, scarves, coats) or other personal items (such as brushes or towels) that belong to an infested person.
		Head lice hold on to hair with hook-like claws found at the end of each of their six legs.
		Head lice are rarely found on the body, eyelashes, or eyebrows.
	www.cdc.gov /ncidod/dpd/parasites/lice/factsht_head_lice.htm (725 words)

	Head Lice - Head Louse - Lice - Information - Causes - Cures
		Head lice called (Pediculus humanus capitis) is one of the many types of lice that live on different areas of numerous animals and humans.
		The belief that head lice are associated with poor hygiene is common but not true at all, as lice are equally likely to be found on clean or dirty hair.
		Other signs of head lice infection are nits stuck to the hairs and often you will see louse droppings which look like a fine fl powder on pillows or sheets.
	www.rb59.com /medical-health-info/head-lice-louse.html (816 words)

	Head Lice
		However, towards the end of the century, infestation with head lice increased rapidly in incidence, and millions of school children in developed countries are infested with head lice, a condition which affects people of all social and economic levels.
		Head lice are highly dependent upon human body warmth and will die if separated from their host for more than 24 hours.
		Head louse infestation is usually signalled by intense itching and scratching of the scalp and the back of the neck or when there is a known infestation in a community.
	www-micro.msb.le.ac.uk /video/headlouse.html (565 words)

	eMedicine - Pediculosis : Article by Nelly Rubeiz, MD
		Head and body lice are similarly shaped, but the head louse is smaller.
		Head lice are very rare among African Americans; this may be due to the twisted nature of the hair shaft and the use of hair pomades.
		Head lice and nits are found most often on the occiput, posterior neck, and behind the ears.
	www.emedicine.com /emerg/topic409.htm (2276 words)

	Dr. Koop - Head louse emerging from egg
		This is a photograph of a head louse emerging from an egg.
		Head lice have become an increasing problem in schools and day care centers.
		Some grade schools have started programs to examine children for head lice.
	www.drkoop.com /ency/93/ImagePages/2604.html (229 words)

	Louse
		For head lice, nits found on hair more than 1/4 inch from the scalp have already hatched or will not hatch, and may be associated with a past infestation.
		Life Cycle: Female head lice attach eggs to the hair shafts of the host particularly behind the ears and the nape of the neck, while body lice glue their eggs predominantly on clothing fibers.
		The head louse is found predominately on the head, while the body louse lives in seams and linings of clothing, blankets and sheets from which they periodically crawl onto the skin to feed.
	insects.tamu.edu /fieldguide/aimg37.html (384 words)

	[No title]
		Although they are found on both clean and dirty hair, head louse infection is still falsely associated with uncleanliness and social stigma.
		The prevalence of infection with Pediculus humanus capitis (the head louse) is difficult to estimate, but is probably lower than common perception.
		Head lice can infect short, long, clean or dirty hair, although spread may be easier in those with short hair.
	www.npc.co.uk /nurse_prescribing/bulletins/headLouse4.1.htm (438 words)

	head louse treatment (Site not responding. Last check: )
		Head lice (pediculus humanus capitis) are small, greyish-brown, wingless insects that are roughly the size of a sesame seed (found on a burger bun) when fully grown.
		Head lice are the insects themselves, while nits are the empty egg cases of head lice that have hatched.
		Their presence does not necessarily mean you have head lice; you can only be sure you have head lice if you can find living, moving lice.
	www.headliceadvice.net /head_louse_treatment.html (339 words)

	Head Lice
		Much to many parents' annoyance, the head louse is a tiny, wingless parasitic insect that lives among human hairs and feeds on extremely small amounts of blood drawn from the scalp.
		Although they may sound gross, lice (the plural of louse) are a very common problem, especially for kids ages 3 years to 12 years (girls more often than boys).
		The adult louse is no bigger than a sesame seed and is brownish tan (although lice may look darker on people with dark hair).
	kidshealth.org /parent/infections/common/lice.html (1746 words)

	Don't let Even ONE Head Louse Live!
		If you're looking for a head louse cure, be aware that what you need is one that's both effective and SAFE.
		That is, a human head louse will not make their home on an animal such as the family pet.
		Head louse are just such a parasite that is contagious due to its easily transmitted hitchhiking ways.
	www.lousenomore.com /head-louse/head-louse.html (1229 words)

	Head Louse Cartoons
		Head Louse cartoon 1 - catalog reference cgo0037
		Related topics: nit, nits, lice, louse, lousy, chemical weapon, chemical weapons, chemical weaponry, weapons of mass destruction, weapon of mass destruction, mass destruction, iraq, saddam hussein, saddam, hussein, hair, shampoo, head lice, head louse,
		Head Louse cartoon 2 - catalog reference emc0012
	www.cartoonstock.com /directory/h/head_louse.asp (293 words)

	Stay on the Offensive Against Blood Sucking Lice!
		Make no mistake, Lice of the head, body and pubic type are blood sucking bugs that will make your life miserable if left to propagate and grow on your family and in your home.
		A louse is a parasite that lives on your body, usually in your hair.
		The biggest problem with head louse are they propagate or infest so rapidly.
	www.lousenomore.com (895 words)

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