Children have returned to school and are bringing home stories about the things they learned and the friends they made. But some parents are concerned they could also be bringing home a tiny nuisance ...

Any evidence of lice was once reason for immediate dismissal from school, with no return until the student's head was lice free. But "no-nit" policies have been dropped in favor of "nonexclusion" ...

The thought of lice might make anyone feel uneasy, and understandably so. These tiny insects can cling to the scalp and skin, causing relentless itching and discomfort. In many cases, they also lead ...