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Doctor insights on: How Can I Tell If The Nits Are Dead Or Alive

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How can I tell if the nits are dead or alive?

How can I tell if the nits are dead or alive?

Nits dead or alive: According to the centers for disease control, if the nit has traveled a quarter inch down the length of the hair strand, it probably has either hatched or died. ...Read more

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Dr. Heidi Fowler
202 doctors shared insights

Head Lice (Definition)

Also known as pediculus humanus capitis, head lice are tiny parasites that feed on the scalp. It usually affects children and results in an itchy head. Head lice is very contagious and the most common method of transmission ...Read more


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Is it safe to continue school and go to public places when you have dead nits? How do you tell if they are dead, or just hatched?

Is it safe to continue school and go to public places when you have dead nits? How do you tell if they are dead, or just hatched?

If no live lice: If you do not see any live "crawlers" you are ok to be in a public place. Nits are the eggs, if you apply permethrin dose twice 2 weeks apart that should take care of the lice if they hatch ...Read more

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Can you tell me if you have killed the head lice are the eggs dead as well?

Can you tell me if you have killed the head lice are the eggs dead as well?

Not always. Depends : On pediculicide used. The most effective approach is to retreat lice. The reason is that not all pediculicides kill the eggs. It is best to retreat in the window when the eggs have hatched into nymphs but are not yet hatching new eggs. There are however, some pediculicides which are strongly ovicidal. ...Read more

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How to get reed of dead head lice eggs?

How to get reed of dead head lice eggs?

Various methods: Many find soaking the hair with a stout vinegar will loosen the eggs from the hair.A nit comb (fine tooth) can then remove them a bit easier. Several treatments may be needed. ...Read more

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What is the best way to remove dead nits from fine hair?

What is the best way to remove dead nits from fine hair?

Fine tooth comb: Most otc products come with a fine toothed comb used to remove the nits from the hair.Some find that soaking the hair in vinegar will loosen the nits & make them easier to separate. ...Read more

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After using permethrin cream for crabs do the dead nits have to be removed or do they just fall off?

After using permethrin cream for crabs do the dead nits have to be removed or do they just fall off?

Use the comb: Most of the critters will fall off, but the comb that comes with the kit will help remove the eggs; or keep using the cream. Good luck. ...Read more

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After treatment of head lice with Hedrin I am still finding between 10 and 20 seemingly new hatched lice 24 hours after.They appear dead. Normal?

Yes: According to the hedrin website- one of the active ingredients paralyzes the lice and so they likely look dead- The maker also recommends that the procedure be repeated in 7 days for eggs that hatched since the first application and also say that if it looks like there is a re-infection that you can use the treatment again Try to find the source of the infection and good luck! ...Read more

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3 nits, none alive- wet combed with metal nit comb every 3 days for past 3 wks, washed/cleaned, see nothing in hair or comb since. Possible i beat it?

3 nits, none alive- wet combed with metal nit comb every 3 days for past 3 wks, washed/cleaned, see nothing in hair or comb since. Possible i beat it?

Maybe,maybe not: Nits mean the presence of adult lice. The duration of the infestation can be estimated by the distance of nits from the scalp.Hair grows ~.5in/mo, so if .5in high in hair they were around for a month.You will generally never be able to see the lice unless you shave off all the hair they hide in. They ay or may not be gone.If nits re-appear, they remain. ...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