Medically reviewed by Amelia MacIntyre, DO Pubic lice (Phthirus pubis), also known as "crabs," are an insect infestation that ...

More recently, a 2023 review found that 59% of human head lice in study participants ... on the scalp and the presence of lice and eggs (nits) in your hair. Other symptoms associated with this ...

They're not harmful to humans and they don't spread disease ... or coats — with someone who has lice Sharing hair accessories like bows and ribbons Lying on a couch, bed, pillow, or carpet ...

While many believe individuals with dirty or unclean hair are more likely to attract lice, the reverse is true, Wurster said. The small, sesame seed-sized parasites prefer a clean scalp.