Horror is a diverse storytelling genre that’s become popular for many reasons, but by and large there’s a willfulness on the audience’s part to get scared. Horror is subjective territory and what’s liable to frighten one person may not connect with another. Horror movies can resort to diverse tactics to create terror. However, there are certain devices like jump scares that have become quite prevalent.
Source:https://www.cbr.com/horror-best-movies-no-jump-scares/