15 Beliefs And Superstitions Whose Origins We Never Knew (Until Now)

Have you ever wondered why certain beliefs or superstitions have been around for centuries? From why Jewish people and Muslims don't eat pork to why some people think electric fans can cause death, there are many fascinating explanations for why some of these beliefs and superstitions exist.

The superstition that a rabbit's foot brings luck has been around for thousands of years, and horseshoes are believed to bring good luck and protection thanks to the powerful symbolism of a cross and the belief that iron has magical powers. Don't forget to knock on wood for luck and throw salt over your shoulder to reverse bad luck, and don't mention Macbeth in a theater if you don't want to invoke the play's infamous curse.

And if you're unlucky enough to encounter a Friday the 13th, you may want to stay inside with an umbrella and avoid a black cat, as these are both believed to bring bad luck! Read on to learn more about the origins of these superstitions and beliefs.