Lice Pose No Health Threat, Yet Some Parents Push Back on Rules To Allow Affected Kids in Class

Any evidence of lice was once a reason for immediate dismissal from school, not to return until the student’s head was lice-free. But what are known as “no-nit” policies have been dropped in favor of “nonexclusion” rules, prioritizing class time over any nuisance caused by parasites the size of sesame seeds. That leniency, of late, is coming back to bite some schools.

Parents in Massachusetts, Texas, Ohio, and Georgia are petitioning for their districts to revive strict rules on nits and live lice. They blame recent outbreaks on the inclusive recommendations from the Centers for Disease Control and Prevention that allow students with live lice to remain in class. Before the start of this school year, the Hernando County School District, north of Tampa, Florida, acted to reinstate a policy