The World Championships in Athletics is a biennial event which began in 1983. Organised by the International Association of Athletics Federations (IAAF), the World Championships are a competition comprising track and field athletics events available to male and female athletes from any of the IAAF's 213 member federations. Championship records are set when an athlete achieves the best mark in an event at one of the editions of the Championships. World, area, and national records have been set at the championships over the course of its history.