In a recent review published in JAMA, researchers described the prevalence, causes, and treatment of infestations from scabies, bedbugs, and body lice, which frequently lead to itching and rashes.

September is National Head Lice Prevention Month, coinciding with a time of year when infestations tend to surge.

Even after using lice treatments like shampoos or medications, you may still feel as if you have lice due to increased skin sensitivity or because the treatment wasn’t effective. Lice are tiny insects ...

This 2006 photograph depicts a dorsal view of a female body louse, Pediculus humanus var. corporis. Researchers say they have found what every parent fears before the start of the school year: mutated ...