Spanish Fly: The Deadly Aphrodisiac

It's easy to assume so-called ""Spanish fly"" is nothing but a myth, but this legendary aphrodisiac is as real as it is deadly. Just
why did humans come to treat male sexual dysfunction with ground-up blister beetles? How does it work and why is the Marque de Sade involved in all of this? Find out in this episode of Stuff to Blow Your Mind.