This Refinery 29 article by Molly Longman explains the phenomena of getting turned on when scared. Perfect for spook season ;) Find an excerpt below, then the full piece here:

“There’s nothing sexy about watching scared teenagers get slaughtered on the big screen. However, scary movies can be a turn on for many people. In most cases, it’s not that they’re hot for Freddy Krueger or the gore that comes with him — it’s science. So, trust us, there’s no need to feel weird about your vagina throbbing during Friday the 13th or the new It movie. You’re not alone. Your horror-induced horniness has a lot to do with your body’s physiological response to fear, explains Dr. Holly Richmond, PhD, a somatic psychologist and certified sex therapist.”