Vampires: The Science Behind the Myth

The video explores the origins of vampire myths, linking them to medical conditions like porphyria, pellagra, and catalepsy. These conditions, misunderstood in the past, may have contributed to the traits associated with vampires, such as sensitivity to sunlight, red discoloration, and appearing dead. The video highlights how these myths were shaped by cultural stories and medical misunderstandings.

Explain how catalepsy could have contributed to the belief in the undead.

What are the modern understandings of the conditions that may have inspired vampire legends?