Our sexual preferences are just as wide as our culinary preferences. She might like being tied up, you might like mac & cheese. He might love steak, and you love wearing latex clothing. Despite some research into the causation of fetishes, most experts can't agree on a specific reason for any type of paraphilia. There are a bunch of hypothesized reasons - including prenatal development, associations during puberty, and conditioned responses - but, like a lot of things in life, fetishes seem to stem from a mixture of environment and genetics.
That said, there are some pretty unusual fetishes out there. Here are 12 that you've probably never heard of - or even imagined.
(Remember that your personal sexual enjoyment, no matter how abnormal you may think it is, is not a problem unless you're harming yourself or others or find that the fetish causes distress or impairment in your life or with your sexual enjoyment.)