• Ketorac.com Information on headlice and nit control. Discusses signs, symptoms, diagnosis, treatment, getting rid of nits, prevention, natural remedies, FAQs, wetcombing, shampoos and lotions.

• Lice Advice Network Offers consultation services to eliminate lice and nits as well as a network of nurse professionals who will nitpick your heads.

• Lice Solutions Resource Network, Inc. A nonprofit head lice awareness and control center. Provides facts about the condition, answers to common questions, and an overview of de-lousing products on the market.

• National Pediculosis Association Established in 1983, first and only non profit health agency dedicated to head lice issues. Helps parents make informed decisions about safely caring for their children.

• Pediculosis Information about head lice, lice treatment, nits, pediculosis, lice control and nit combs.