A member asked:

How does the pediculosis begin to spread out?

A doctor has provided 1 answer

Reproduction: A louse achieves maturity in about 10 days and can begin laying eggs, which in tern hatch & begin the cycle over. They lay their eggs at the hairline, so the distance of the nits or egg casings from the scalp give you an idea how long they have been active. Hair grows about 1/2 inch/mo so a nit an inch from the scalp tells you there has been time for several generations to emerge.

Answered 1/26/2017

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