Well, at least their hair. It's "super lice," and they are on the rise. Thanks to a genetic mutation, super lice are resistant to the treatments you can buy over the counter. But they can still be ...

Wrangling head lice, and the children they infest, must be up there with the most challenging duties a parent or caregiver has to face. And the job is getting harder. Commonly used chemical ...

Head lice affect more than 100 million people worldwide annually. Permethrin (1% formulation) is efficacious but resistance is emerging. Malathion (0.5% formulation) is an alternative, but ...