Something Extra: Junk Food and the Brain

MIAMI (CBS4) - If you ever think I'm not making much sense, it may be that I've gone too long without eating junk food, although that's not much of a problem during the holiday season when fatty and sugary treats are everywhere.

Joking aside, a new study in mice suggests that eating junk food can change the brain, spurring symptoms of anxiety and depression if you stop consuming it.