Horror films are a genre of cinema designed to elicit fear, terror, and suspense in the audience. They often involve dark themes, supernatural elements, or psychological horror, aiming to provoke emotional responses such as fright, dread, and shock. Common characteristics include the presence of monsters, ghosts, or other frightening entities, and they often explore themes such as death, the supernatural, the unknown, and psychological fear. Horror films can vary widely in style, ranging from slasher films to psychological thrillers to supernatural horror, and they often employ various cinematic techniques to build tension and atmosphere. The genre is popular for its ability to entertain while simultaneously confronting audiences with their fears and anxieties.