• Share

(3 of 3)

In the end, the worst pain inflicted by the louse may be psychological, the disgust and embarrassment of discovering that one's head is an ecosystem for insects. "It is a very traumatic experience," says Copeland, whose daughter suffered from head lice while attending an upscale girls' school in San Francisco. "I think it goes back to some primitive reaction. We just go crazy with lice."

--With reporting by Dan Cray/Los Angeles, Chandrani Ghosh and Wendy King/Washington and Andrea Sachs/New York

Quotes of the Day »

MICHAEL BLOOMBERG, New York City mayor, criticizing two EMTs accused of ignoring a pregnant woman who collapsed in a coffee shop where they were taking a break; the woman and her baby later died
For use in rail of Articles page or Section Fronts pages. Duplicate and change name as necesssary to distinguish.