Head lice spread quickly through direct head-to-head contact. They are more common in children, spreading easily in group settings such as preschool or elementary school. A head louse, or Pediculus ...

Yes, it’s possible for newborn babies to get head lice, though it’s generally more common in school-age children. If a newborn has contact with someone who has head lice, however, the lice can spread ...

Marianne had a phone call she would never forget. Her daughter’s preschool called and asked her to pick up her child because she had lice. As someone who had never dealt with lice growing up and whose ...

There are easy ways to treat this common scourge among schoolchildren. By Elizabeth Passarella For a minuscule, relatively harmless pest, the head louse is greatly feared among parents of young ...

A typical head lice infestation involves a small number of lice, usually fewer than 10, although some individuals may have more. It’s possible to have a lice infestation for a prolonged period, even a ...

Fleas and lice are different parasitic insects that can cause an itchy reaction on the skin. Though similar, they possess unique traits. For example, fleas can jump, but lice can only crawl. Fleas are ...

As school starts back up, so does the number of head lice cases. But humans have been dealing with the parasites for millennia—and that may continue indefinitely. Head lice are some of our oldest ...

The human-head louse has a ghostly quality. It tends to glimmer in and out of view, leaving only subtle signs and omens of its presence. Is that oblong speck an egg sac or a flake of dandruff? Was ...