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A 34-year-old member asked:

What causes head lice in a person?

1 doctor answer3 doctors weighed in
Dr. James Ferguson
Pediatrics 46 years experience
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.

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A 36-year-old member asked:

How does head lice get transferred from person to person?

3 doctor answers8 doctors weighed in
Dr. Kenneth Cheng
Family Medicine 31 years experience
Sharing: Head lice can be transmitted from one individual to another by direct scalp-to-scalp contact, sharing hair brushes or other hair accessories, and by coming in contact with bedding or cushions that were in contact by an infected individual. Follow the directions of your doctor closely to best eradicate the lice.
A 21-year-old member asked:

What happens to a person if head lice is never treated?

3 doctor answers5 doctors weighed in
Dr. Morris Westfried
Dermatology 46 years experience
Itching infection: They will spread throughout the head amd cause itching, secondary infected scalp and swollen gland. When extensive it may require cutting off the hair to eradicate the infection.

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Last updated Nov 28, 2014

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