What are nits and head lice? | Patient Explainers

Head lice are small insects which live in human hair and feed on blood from the scalp. Their eggs are called nits. Find out more: [https://patient.info/health/head-lice-and-nits](https://patient.info/health/head-lice-and-nits) Follow Patient: Website: [https://patient.info/](https://patient.info/) Facebook: [https://www.facebook.com/patient](https://www.facebook.com/patient) Twitter: [https://twitter.com/patient](https://twitter.com/patient) Pinterest: [https://uk.pinterest.com/patient/](https://uk.pinterest.com/patient/) Instagram: [https://www.instagram.com/patient.info/](https://www.instagram.com/patient.info/)

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