Track and field jumping and throwing events are won by the athlete who achieves the greatest distance or height. Regular jumping events include long jump, triple jump, high jump and pole vault, while the most common throwing events are shot put, javelin, discus and hammer. There are also "combined events" or "multi events", such as the pentathlon consisting of five events, heptathlon consisting of seven events, and decathlon consisting of ten events. In these, athletes participate in a combination of track and field events. Most track and field events are individual sports with a single victor; the most prominent team events are relay
Track and field and public attendance in track and field competitions. Track and field athletes are banned from ingesting or using certain substances by governing bodies for the sport, from the national to the international level. The IAAF's constitution incorporates the World Anti-Doping Code among other anti-doping measures. Practices such as blood doping and the use of anabolic steroids, peptide hormones, stimulants, or diuretics can give athletes a physical competitive advantage in track and field. The use of such substances in track and field is opposed on both ethical and medical grounds. Given that the sport functions by measuring and comparing athletes' performances,