Racing sports involves athletes competing against each other speed challenges that may involve a set objective or are based on beating other athletes by finishing the race in the shortest amount of time. Ancient Greece has the earliest records of racing sports which involved only men who were running against one another while vying for the first position. Today, racing sports includes all sexes and is more varied with diverse options of racing types involving running, swimming, cars, bicycles, horses, airplanes, boats, and others. Racing sports have also expanded to include other skills such as eating, reading, and an a large variety of challenges in digital entertainment such as video games and virtual reality.