16 Sparkly Shiny Shampoo Facts

Shampooing your hair. We all do it. But why? When did we start this (daily for some) ritual? What's the best way to shampoo? How does shampoo work? How often is it needed?

This video from Mental Floss answers all of these questions and more. Hey, did you know that up until the 1920's, it was suggested that hair be shampooed every 6 weeks??? Ick.

Check out this video to get some tips and tricks on making the best of your hair...and maybe learn a few things in the process!