Challenge Yourself: "I Dare Me"
A little cold water can certainly wake you up.
So journalist Lu Ann Cahn took part in a polar bear plunge as the first act of "A Year of Firsts," her blog on her activities.
The blog is now a paperback book on how Cahn shook up her life, I Dare Me.
She joins us to talk about the many things she did over the course of that year.