Head lice are small parasites that live on human scalps, feeding on blood. While they don’t cause serious health problems, head lice are a common and frustrating problem, especially among ...
Some people think it’s easier to see the lice when the hair is wet. This also prevents the lice from scurrying away. You are looking for adult lice and their eggs (called nits). You’re more likely to ...
Humans are the only host for head lice. They go through three distinct phases in their life cycle. Adult lice lay nits (eggs) on hair shafts (where the hair projects from the scalp) and stick to the ...