Horror films are a genre of movies designed to elicit fear, dread, and suspense in the audience. These films often feature supernatural elements, psychological themes, or intense situations that provoke a strong emotional response. Common characteristics include monsters, ghosts, serial killers, or other terrifying creatures, as well as themes of isolation, the unknown, and the fragility of human life. Horror films may use visual and auditory techniques, such as unsettling soundtracks and disturbing imagery, to enhance the feeling of terror. The genre has various subgenres, including slasher films, supernatural horror, psychological horror, and monster movies, each with its own unique traits and styles aimed at delivering chilling narratives or experiences.