The study found that people who had two identical COMT genes had higher anxiety levels and were more susceptible to being terrified. Whereas those who had different versions of the gene were more likely to enjoy, say, a scary movie and even laugh at the most 'terrifying' parts.

People Who Seek Sensations\n\n Numerous studies have demonstrated that those high in the trait of sensation seeking tend to enjoy horror. 5 Sensation seeking is the tendency to look for novel, risky, or intense experiences.