How do you realistically introduce an Ebola-like illness into your campaign?

For the past few weeks, the Ebola virus has arguably been one of the biggest news stories in the entire world. Here's some information that'll allow you to spread some of that fear and confusion among your players.

Last week's discussion of how the Cause Disease spell worked in first edition AD&D would be incomplete if we didn't at some point look at the mechanics for non-magical diseases.

AD&D arguably had better rules for magically causing and curing diseases than any edition since.

Your fighter is twice as likely to be left-handed as your wizard, but your wizard is less likely to have epilepsy.

People seem to have a pretty good idea of what a healer should look like in medieval fantasy. How about a hospital?