Olympics sports
Cycling BMX
BMX cycling has been contested at every Summer Olympic Games since the birth of the modern Olympic movement at 1896 Summer Olympics, at which a road race and five track events were held. Mountain bike racing entered the Olympic programme in 1996, followed by BMX racing in 2008. All events are speed races ,there is no BMX freestyle or dirt jumping for example.
Swimming
Times have consistently dropped over the years due to better training techniques and new developments within in the sport. In the first four Olympics competitions were not held in pools, but rather in open water 1896 the Mediterranean Sea 1900 the Seine 1904 an artificial lake 1906 the Mediterranean.
Judo
Judoka compete in weight classes. Each country may qualify a maximum of one athlete per weight class.[1] Gold and silver medals are awarded based on a single elimination bracket.
Boxing
Boxing has been contested at every Summer Olympic Games since its introduction to the program at the 1904 Summer Olympics, except for the 1912 Summer Olympics in Stockholm, because Swedish law banned the sport at the time.
Weightlifting
Weightlifting, also called Olympic-style weightlifting, or Olympic weightlifting, is an athletic discipline in the modern Olympic programme in which the athlete attempts a maximum-weight single lift of a barbell loaded with weight plates.
Rugby
This sport is about the 15-a-side version of the game, which was discontinued at the Summer Olympics after 1924, as well as the History of the following efforts to re-include Rugby.
And there's lots of sports that I didn't even machine but I tried