Head lice and nits: What's true and what's a myth?

With the return to school, lots of you may be hearing people talking about head lice and nits, but what do we actually know ...

Lice concerns rise as kids are back at school. Here's what to know about prevention and treatment.

Lice cannot hop, jump or fly. The most common way to get lice is through head-to-head contact with someone who already has them, according to experts.