Thursday’s edition of the Federal Register contains new rules for treating head lice, as well as protections for snakes, salamanders and mussels. Here’s what is happening: Lice: The Food and Drug ...

The louse (plural: lice) is a parasite that attaches itself to human hair and feeds on human blood. The most prevalent kind of lice is head lice. An infestation with head lice is medically known as ...

There are different types of lice. The type you have depends on the part of your body that’s affected: Head lice affect the scalp. Pubic lice (also called “crabs”) affect your genital area. Body lice ...

Lice are typically grayish-tan in color and the size of a sesame seed or smaller, depending on where they are in their life cycle. Lice eggs look similar to dandruff and attach to the hair shaft. It’s ...