Head Lice in 25 States Are Now Resistant to Treatment

A large number of lice populations have gene mutations that may make it resistant to over-the-counter treatments

Here’s some lousy news: Lice in half of America—at least 25 states—are now resistant to over-the-counter treatments. That’s according to new research presented at the American Chemical Society’s national meeting.

Study author Kyong S. Yoon, PhD, assistant professor in the Biological Sciences and Environmental Sciences Program at Southern Illinois University, has been researching lice since 2000. (“My PhD entirely focused on head lice,” he says with a laugh.) Using the services of professional nitpickers across the country, Yoon decided to take an American lice census by collecting pest populations from every state.

Read the full post at Time.com

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