Well, if we're being serious, I don't believe in vampires either. I'm more interested in another question: why do so many cultures have legends about vampires, ghouls, and revenants? About creatures that rise from the dead and feed on the blood of living people? (With slight variations depending on local conditions). I think there's a reason for that. )))
But I certainly don't believe in the actual existence of vampires; I'm an atheist, and therefore I'm skeptical of everything in that category.
But in reality, vampires do exist; they are very cute and fluffy. I once wanted to get one: