Legendary cyclist Lance Armstrong has dropped his fight against U.S. doping charges. How widespread do you think performance enhancing drugs are in professional and elite-level sports?
The majority of athletes use performance enhancing drugs.
47%
There are a few bad apples but most athletes play by the rules.
23%
This was a problem a few years back but it's largely cleaned up now.
4%
It varies from sport to sport. What's a bowler going to do with human growth hormone?
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