Olympiad Olympiad An Olympiad (, "Olympiás") is a period of four years associated with the Olympic Games of the Ancient Greeks. During the Hellenistic period, beginning with Ephorus, it was used as a calendar epoch. Converting to the modern BC/AD dating system the first Olympiad began in the summer of 776 BC and lasted until the summer of 772 BC, when the second Olympiad would begin with the commencement of the next games. By extrapolation to the Gregorian calendar, the 3rd year of the ((2019+779)/4 -.5)round 0th Olympiad began in (Northern-Hemisphere) mid-summer 2019. A modern Olympiad refers to a four-year period
Chess Olympiad the Olympiad. The tests were first introduced in 2002 under significant controversy, with the widespread belief that it was impossible to dope in chess. Research carried out by the Dutch chess federation failed to find a single performance-enhancing substance for chess. According to Dr Helmut Pfleger, who has been conducting experiments in the field for around twenty years, "Both mentally stimulating and mentally calming medication have too many negative side effects". Players such as Artur Yusupov, Jan Timman and Robert Hübner either refused to play for their national team or to participate in events such as the Chess Olympiad where