The Great New England Vampire Panic (2012)
smithsonianmag.com
smithsonianmag.com
Yeah, Captain Burton, bruh, your wife was banging someone else. I wouldn't be surprised if quite a few of these vampire allegations were just clever "outs" for a lot of clever people back in the time period.
It also has the advantage of not killing a living person (like a witch accusation might); so, perhaps this was the sophisticated safe and intelligent lie to cover your tracks...
/shrug
That sounds like an attempt at vaccination, but grounded in woo. Some of the heart-burning described predates the invention of the first vaccination in 1796 (although inoculation was known to the West by the early 1700s). How did wrong methods come so close to a real preventative protocol?