Although many scientists have sought to discover the origins of vampires by researching more on the folklore side, there have been people who have also searched for their physical origins.
Although there is no real evidence of vampire existence, there are still certain diseases that can lead to vampire behavior.
One of the most famous vampires in Transylvania was Elizabeth of Bathory, a nobleman who lived between 1560-1614 and who does not accept the fact that he is aging. Because of this, she became obsessed with her appearance and in order to maintain her youth she killed many people, especially young virgins. Then he bathed in their blood, but he drank it.
Unfortunately, the people rebelled, and she was tried and imprisoned in her own castle, where she later died.
All vampires that have appeared throughout history show people’s fascination with supernatural phenomena. So … follow the history and let yourself be fascinated by the story.