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Doctor insights on: Can Lice Nits Spread

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How are head lice spread?

How are head lice spread?

Contact: Sharing combs, headgear or sleeping or lying on same furniture. It is common to spread within a classroom or within a household. Each person needs to be treated. ...Read more

Dr. Heidi Fowler
216 Doctors shared insights

Head Lice (Definition)

Also known as pediculus humanus capitis, these are tiny parasites that feed on the scalp. Head lice is very contagious and the most common method of transmission ...Read more


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Please explain why don't head lice spread diseases?

Please explain why don't head lice spread diseases?

They don't: Carry viruses, fungi or bacteria that cause infections in humans. However body lice can carry typhus, trench fever, and epidemic relapsing fever (per cdc). ...Read more

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Can head lice spread from your head to other hairy regions of your body?

Can head lice spread from your head to other hairy regions of your body?

No: The forelegs of lice are specifically designed for different body hair types. Head lice are only able to cling to head hair. Pubic lice specifically attach to pubic hair, but interestingly, can also attach to eyelashes. ...Read more

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What happens if you have head lice and you can't get them all out because a lot of them have spreaded too much, then?

Call your doctor: Lice can be hard to eradicate because they can become resistant to medications available at the grocery store. Discuss with your doctor- there are prescription options. Consider cutting your hair short which can make it easier to remove the insects and eggs. Have someone help you - you need a fine tooth comb and patience to remove all the eggs and insects from every area of scalp. Repeat often. ...Read more

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Can head lice live in and/or spread via indoor swimming pool?

Lice Don't Swim: Head lice live only on human beings. Can be spread quickly by using the hat, comb, or towel of infected person or by close contact. May crawl or fall onto clothing, bedding, towels, furniture, pool. Don't survive off body >24hr. Anyone can get lice despite frequent hairwashing. The nits (eggs) normally hatch into lice in about 1 week. Do not carry other diseases, no lasting health consequences. ...Read more

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Hi I am Ansh Malhotra from India I want to know how to remove lice and nits from my hair I have used all option but they come again and again and this thing is also been spread to my mom and my sister?

Hi I am Ansh Malhotra from India I want to know how to remove lice and nits from my hair I have used all option but they come again and again and this thing is also been spread to my mom and my sister?

Medication available: Visit your local pharmacy and ask the chemist what is available. You may need to try more than one, because some lice have become resistant to them. Treat the whole family at onceand follow the directions with regard to a second treatment. Sterilize all brushes and combs. You may purchase a fine-tooth comb at the pharmacy to comb out the nits. ...Read more

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How to remove head lice?

How to remove head lice?

Cetaphil: Cetaphil and a hairdryer can eliminate lice. Www. Ehow. Com/how_2123367_treat-head-lice-cetaphil. Html this website gives a great description of how to do the treatment. ...Read more

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How to remove head lice?

Various methods: A 1% Permethrin shampoo is a common 1st step. The lice by themselves will wash out when dead by simple shampooing. The primary problem is the egg casings that attach with a glue like material to the hair shafts & may allow a new crop of lice to emerge. A rinse with a vinegar solution will loosen the nits & they can be combed out with a fine tooth comb. ...Read more

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Headphones and head lice?

Headphones and head lice?

Earbuds are ok: Lice prefer hair and scalp, but they run around quickly and could end up on headphone head bands (although it seems unlikely to happen). Earbuds are ok, because there is almost no place for the lice to hide. If a person is worried about using somebody else's headphones, he can keep them in a plastic bag for 2 or 3 weeks before using them. By then, the lice should have died. ...Read more

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Where do head lice come from?

Where do head lice come from?

Get: You get lice from someone else that has lice. Usually for head lice from comb, brush, hat, other head wear etc. ...Read more

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What are nits from lice bugs?

What are nits from lice bugs?

Egg encasements: Human lice are mature by 10 days of age and can start laying eggs thereafter. They do so at the level of the scalp within a hard shell that incubates the egg until the new lice emerges. The nit, is attached to the hair by a glue like material that is resistant to easy separation. Mild acidic washes like vinegar can help dissolve the glue and help with removal along with a fine tooth comb. ...Read more

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Can head lice really be harmless?

Can head lice really be harmless?

Lice: Lice can cause significant itching. The lice can transmit diseases such as epidemic typhus, trench fever &relapsing fever. ...Read more

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How to remove head lice naturally?

Lots of effort: There is a large movement to not coat the head with Permethrin or lindane due to potential neurotoxicity, and the risk is relevant. Non medicated products like licemd or ovid are effective, but nothing works better than the nit-loosening gel (ok, so it's not totally natural), the fine toothed comb, and lots of time and effort getting out all nits and lice. Then repeating the effort. ...Read more

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How common is head lice in the us?

How common is head lice in the us?

Endemic: More common on elementary age children. It will occur in pockets within a school or classroom. It will also occur in waves over time. ...Read more

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What causes head lice in a person?

What causes head lice in a person?

Human only parasite: You acquire head lice after exposure to an infected persons living lice. This may be by sharing head ware, scarfs, combs etc. Or during close encounters with the lice in bedding, clothing etc. It is not passed by animals or non human carriers. ...Read more

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How do I know if I have head lice?

Lice Head: Mature head lice are approximately the size of a sesame seed, don't hop or jump and lay eggs called nits that stick to the hair shaft. Main symptoms are severe itching especially at night when they feed.
Due to this, scratch marks on the skin can be visible. You may also find swollen glands at the back of the ears
school nurses are very familiar with them.
You can consult your doctor if uncertain. ...Read more

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How is head lice formed on your head?

Get from others: Head lice are small insects that do not form on your head, but you get them from others. They lay eggs, called nits, which are glued to the hair shafts. Head lice do not cause disease but have a high 'yuck' factor! Several treatments are available to get rid of them. ...Read more

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How long do head lice generally live?

Head Lice: The life span of an adult louse on a host ranges up to 30 days. During this time, the female head louse can deposit about 90 eggs. After incubating for seven to 10 days, the nits hatch and, after another 10 days, mature into adult head lice and the cycle begins again. Off the host, adult head lice can live about two to four days at 74 degrees fahrenheit (f) and one to two days at 86 degrees. ...Read more

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How to remove head lice fast and easy?

Lice: Tx of lice requires accurate identification of nits & / or lice. A pediculicide is usually used- otc like nix (permethrin) or rid or prescription meds like lindane or malathion. Work carefully through hair & remove individual nits. Purchase a special lice nit comb to aid you. Check for nits & remove as seen over the next 7 to 10 days. If there are nits after 7 to 10 days – a 2nd pediculicide tx may be needed. ...Read more

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What are the symptoms of head lice like?

What are the symptoms of head lice like?

Itching, or none: Many children have no symptoms whatsoever, despite a good-sized infestation. Other children may have itching or a rash around the scalp. The diagnosis is made by finding live lice and/or nits in the hair. To check for lice, use a very fine-toothed comb to comb through wet hair section by section, looking for nits and adult lice. ...Read more

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Do head lice leave any visible droppings?

Do head lice leave any visible droppings?

Nits: They attach their eggs to individual hairs. They look like tiny rounded discs stuck to the hair. Routine treatment requires that the nits be combed out with a fine tooth comb. ...Read more

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My child has head lice. What should I do?

My child has head lice. What should I do?

Call your doctor: There are medications that can be used to kill the lice. Use them as directed (very important!). Wash all the bed linens in hot water and remove any stuffed animals, pillows that your child sleeps with until they are cleaned. Comb all the nits until they are no longer appearing- this is very time-consuming, but necessary. ...Read more

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Are there any home remedies for head lice?

Are there any home remedies for head lice?

Home remedies: Althogh home remedies have been tried by meny and are popular but it is not the best treatment option. Treating head clice with tea tree oil and olive oil are very popular. Some people claim mayonnaise help control the head lice.And washing hair with vinegar has been tried, use of coconut oil following vinegar has been suggested. Mixture of lemon and butter after application of vinegar has been used. ...Read more

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What are symptoms of head lice in a child?

What are symptoms of head lice in a child?

Itching, or none: Many children have no symptoms whatsoever, despite a good-sized infestation. Other children may have itching or a rash around the scalp. The diagnosis is made by finding live lice and/or nits in the hair. To check for lice, use a very fine-toothed comb to comb through wet hair section by section, looking for nits and adult lice. ...Read more

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Will freezing temperatures affect head lice?

Will freezing temperatures affect head lice?

Yes: Yes, freezing temperatures may kill lice, but because it may take several days of freezing temperature this is not an effective means of getting rid of lice. Instead, most often special shampoos are used. For lice that become resistant to these shampoos an oral medicine is sometimes prescribed. ...Read more

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How can you treat very persistent head lice?

Lice tx: Tx of lice requires accurate identification of nits & / or lice. A pediculicide is usually used- otc like nix (permethrin) or rid or prescription meds like lindane or malathion. Work carefully through hair & remove individual nits. Purchase a special lice nit comb to aid you. Check for nits & remove as seen over the next 7 to 10 days. If there are nits after 7 to 10 days – a 2nd pediculicide tx may be needed. ...Read more

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Can you tell me what are nits from lice bugs?

Egg encasements: Human lice are mature by 10 days of age and can start laying eggs thereafter. They do so at the level of the scalp within a hard shell that incubates the egg until the new lice emerges. The nit, is attached to the hair by a glue like material that is resistant to easy separation. Mild acidic washes like vinegar can help dissolve the glue and help with removal along with a fine tooth comb. ...Read more

Body Lice (Definition)

Similar to head lice, these tiny parasitic insects live on the clothes and can often be seen at the seams. They feed on the blood of the host, and ...Read more


Dr. Richard Rissmiller
332 Doctors shared insights

Pediculosis (Definition)

Refers to infestation with lice. Pediculosis can include head lice, body ...Read more