Omg! cdc is warning.....?

against a zombie apocalypse? is this for real? the article i read said that the cdc is saying to be prepared for any disaster....INCLUDING A ZOMBIE APOCALYPSE? what do they know,that there not saying? i am totally freaked out, i HATE zombies. I hope me and my daughter are dead and gone before this happens! if it couldnt happen why would they say that?