Friday the 13th one occurrence each. A Friday the 13th occurs during any month that begins on a Sunday. The fear of the number 13 has been given a scientific name: "triskaidekaphobia"; and on analogy to this the fear of Friday the 13th is called "paraskevidekatriaphobia", from the Greek words "Paraskeví" (Παρασκευή, meaning "Friday"), and "dekatreís" (δεκατρείς, meaning "thirteen"). The superstition surrounding this day may have arisen in the Middle Ages, "originating from the story of Jesus' last supper and crucifixion" in which there were 13 individuals present in the Upper Room on the 13th of Nisan Maundy Thursday, the night before his
Friday the 13th ("I have lived", implying death in the present), an omen of bad luck. In fact, in Italy, 13 is generally considered a lucky number. However, due to Americanization, young people consider Friday the 13th unlucky as well. The 2000 parody film "Shriek If You Know What I Did Last Friday the Thirteenth" was released in Italy with the title "Shriek – Hai impegni per venerdì 17?" (""Shriek – Do You Have Something to Do on Friday the 17th?""). Friday the 17th occurs on a month starting on Wednesday. According to the Stress Management Center and Phobia Institute in Asheville, North