Overcoming Paraskevidekatriaphobia Friday the 13th is a fear that some people have. They say that on Friday the 13th brings bad luck to everybody. Some people are more afraid of it than others. It usually occurs on Thursday the 12th. It does not do that much to people but just make them scared and once they think that they are going to have bad luck, they might have bad luck. You might start shaking when Friday the 13th comes. It will be a little scary to you if you are scared of Friday the 13th. You might also just lock yourself in your room because you will be afraid to do something because you will fail at it. Those are just some of the things that may occur during Friday the 13th. Another thing that you might notice you might start sweating