A team of chemical scientists from the University of Catania, SpringStyle Tech Design Ltd, Romania National Archives and Politecnico di Milano, Via Mancinelli, has found evidence suggesting that Vlad the Impaler, may have suffered from a variety of ailments, including one that could have made the famous prince cry tears mixed with blood. In their paper published in the journal Analytical Chemistry, the group describes their analysis of proteins and peptides from three letters written by Vlad Drăculea and what they learned from them.
Click here for original story, Testing of Vlad the Impaler’s letters show he may have had condition causing his tears to be mixed with blood
Source: Phys.org