Have many people recently suffered from swine fever or the pneumonic plague?

No . A few cases of swine flu, and one case of bubonic plague. Here's a link to a story about a girl who acquired plague: http://abcn.Ws/qt71sv. And here's one about swine flu: http://n.Pr/oxtjta. This article notes there have been 29 cases since 7/2011. As the climate changes we will see more case of unusual illnesses. And here's an article about that: http://usat.Ly/sqhxds.