1. Home
  2. Health
  3. First Aid

Louse on a Cotton Swab
Head Lice Size Obvious Against a Cotton Swab

By , About.com Guide

Updated October 19, 2009

About.com Health's Disease and Condition content is reviewed by our Medical Review Board

Seeing a louse sitting on a cotton swab shows just how small the critters really are. The only way to be sure of a current infestation is to see live lice on the scalp. Seeing nits is not enough.

Any opinions expressed here are for educational purposes only and are not intended for diagnosis.

Have a head lice picture you want to share? Submit a picture by following the photo submission guidelines.

Want to talk about head lice? Ask others and see more on the First Aid Forum.