- Caused by Lice
-Most dangerous Trench disease
-Caused by blocked blood flow
- Often resulted in apmutation
http://www.firstworldwar.com/atoz/rats.htm
http://www.rentokil.co.uk/blog/rats-in-the-trenches-wwi/
http://www.westernfrontassociation.com/great-war-on-land/britain-allies/393-trench-dieases.html
http://entnemdept.ufl.edu/creatures/urban/human_lice.htm
http://www.historylearningsite.co.uk/memories_from_the_trenches.htm
-Caused by lack
of dental hygiene