When you think about the health of your scalp, most of the time you're probably focused on your hair. However, it turns out there's a lot going on with the skin underneath your hair. So, in addition ...

Uncontrollable itching. Sleepless nights. Incredible stench. Uh oh, it looks like you could have a head lice infestation. Where would you get the lice from? How fast would these little critters breed ...