DEAR MAYO CLINIC: My child's school has had a lice outbreak for two months. The problem doesn't seem to be going away. Is it true that some types of lice are resistant to over-the-counter treatments?

Lice are a common winter problem in cattle, with cold weather and short winter days. Summer heat, sunlight, and short hair make it more difficult for lice to survive and multiply; their numbers ...

There are three main types of lice, each affecting different parts of the body:- Head lice: These are the most common and live on the scalp, particularly behind the ears and near the neckline. They ...

As we move from fall into early winter, producers should begin monitoring their cattle for signs of cattle lice. Cattle ...

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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.