- Every month that begins on a Sunday will contain a Friday the 13th, and there is at least one “Friday the 13th” in every calendar year. Sometimes, it can occur as many as three times in a single year like last year (2012).
- This year 2013, “Friday the 13th” occur in this month of September (today) and the last one is on December.
- The fear of Friday the 13th has been called Friggatriskaidekaphobia or Paraskavedekatriaphobia.
- The fear of the number 13 is called Triskaidekaphobia.
- “Friday the 13th” is a date considered to be bad luck in western superstition. Several theories have been proposed about the origin of the “Friday the 13th” superstition.
- One theory states that it is a modern amalgamation of two older superstitions: that thirteen is an unlucky number and that Friday is an unlucky day.
- In numerology, the number twelve is considered the number of completeness, as reflected in the twelve months of the year, twelve hours of the clock, twelve gods of Olympus, twelve tribes of Israel, twelve Apostles of Jesus, the 12 successors of Muhammad in Shia Islam, 12 makes a dozen, etc., whereas the number thirteen was considered irregular, transgressing this completeness. There is also a superstition, thought by some to derive from the Last Supper or a Norse myth, that having thirteen people seated at a table will result in the death of one of the diners.
- Many professions have regarded Friday as an unlucky day to undertake journeys or begin new projects. Black Friday has been associated with stock market crashes and other disasters since the 1800s. Some people refuse to go to work on Friday the 13th; some won’t eat in restaurants; many wouldn’t think of setting a wedding on the date. Lot of people remain in the grips of this very old superstition.
- 13 Freaky Facts About Friday the 13th (sott.net)
- Friday The 13th: 13 Things To Know About The Unluckiest Of Days (ibtimes.com)
- Friday The 13th: Bright Horizons Toastmasters face their Phobias! (expatvoices.net)
- Good luck – it’s Friday the 13th again (smh.com.au)