The Lice Timeline: When Did Humans First Wear Clothes? For most of human history, early humans did without clothing, relying on their bare skin and body hair for survival. But then something changed.

So, it's a problem we've had for a while, and probably won't be solved anytime soon. Humans and lice have been living together for about 7 million years when our ancestors split from chimps ...

Head lice are tiny six-legged insects that are only found in the hair on a human’s head – most commonly in the hair of primary school-aged children. Head lice have been a constant companion ...

For as long as humans have had lice, we’ve fought hard to get rid of them. Nit combs, the fine-tooth brushes used to remove ...

Researchers thought the bacterium would infect fleas on rats, and when the rats died, the fleas would jump to humans, infecting them. Rats are also thought to be responsible for spreading more recent ...

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 ...

Head lice infestation is a fairly common problem globally, with 6–12 million cases in children ages 3–11 reported annually in the US alone, [1] and is typically observed in the school-aged ...