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 ...

Syracuse, N.Y. -- “Super lice,” as too many parents likely know, have become the most common headache in the battle to keep scalps and hair critter-free. But hope exists for removing the ...

Body lice, parasites about 3 millimeters in length ... The two kidney transplant patients ― a 16-year-old boy and a 54-year-old man― both survived, despite experiencing unusual symptoms ...