Do zombies really exist?

In movies and stories, zombies are undead menaces that lurch around mindlessly, in search of flesh -- and braaaaaains! Where did the idea for zombies originate? Do they exist outside of fiction? Tune in to this podcast from HowStuffWorks.com to find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.