BIBLE HISTORY DAILY:
Pandemic, Plague, and Biblical History. A collection of BHD articles looking at the role of widespread disease in the Bible and in early Christian history. Plague and disease figure quite a bit in biblical history.
Relevant posts on Sennacherib's siege of Jerusalem are
here (about halfway in) and
here.
Visit PaleoJudaica daily for the latest news on ancient Judaism and the biblical world.