CNN CNN Health

10 Things to Know About Head Lice

Content provided by: Better Medicine from Healthgrades

1. Lice Love Humans

Head lice have claws specially designed to cling to human hair. To survive, they huddle close to your scalp, eating blood several times a day. A single bug, called a louse, can live up to 30 days on your head but dies within a day or two if it falls off.


Medically Reviewed By: Williams, Robert, MD

Last Annual Review Date: 2012-06-07

Must Reads in Head Lice Removal

Did You Know?

View Source

True or false? Head lice can often be found behind the ears and at the hairline at the back of the scalp.