[Minneapolis Star Tribune, May 22, 2010]  Carrie Greene's cancer doctor called her on a Saturday morning a few months ago and said he wanted to change her chemotherapy treatment. What do you think about losing your hair, he asked. "I decided I wanted to keep it," she said of her short, dishwater blond hair. And so far she has. Each week when Greene goes in for chemotherapy at Abbott Northwestern Hospital, she dons a gel-filled cap, replaced every 30 minutes, that freezes her scalp. In theory, the caps, which are frozen in a special freezer at 22 degrees below zero, prevent the chemo drugs from killing the cells in her hair follicles. Read the entire story at startribune.com.