Crossrail digs up Black Death victims reports on the discovery and analysis of skeletons from the plague pit near Charterhouse in London. Amongst other things this points to the population mobility of the fourteenth century and to the fact that victims looked to be those who were poorer and physically in less good shape. No real surprise there but interesting confirmation of the yhrories of historians - one suggestion is that it was a population weakened in early life by the Europe wide famine of 1315-17 who were particularly vulnerable in 1348-50.
There are a series of links to related posts about the discoveries at the conclusion of the post.
Black Death 'spread by humans not rats' argues that it was pests living on and near humans rather than those on black rats that spread infection in the outbreaks of plague. This may well be the case, although some evidence suggests medieval hygiene was actually better than that of the early modern period.
Whilst we have reached the early modern we may as well take in an epidemic rather than a pandemic, that of syphilis in eighteenth century London. The Mailonline has a quite lengthy piece today about the latest research into venereal disease in the capital then which can be read at One in five 18th century Londoners caught syphilis, study reveals