So that it can help the athlete become better in the sport that they like to achieve on.
It could improve the way they play without real talent
Heroin cocaine and steiroids are aloud, but estrogen pills are banned
Athletes have blood tests because they need to be tested for drugs.
it depends on what sport it is and what drugs the performer is using, but most drugs in sport are illegal and will usually end up in the performer being banned
Sport enhancing drugs such as steroids.
You get in the hall of fame by being good in that particular sport
you are not allowed to have steroids in any of the sports or you will be fired from what ever you do.
Famous athletes of the sport hockey are.... -Bobby Orr -Wayne Gretzky -Gordie Howe - Maurice Richard -Sidney Crosby -Alex Ovechkin? etc hope that helps...
In any sport you cannot take drugs. So yes the marijuana is banned