| Part of a series on |
| Doping in sport |
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Doping, or the use of restricted performance-enhancing drugs in the United States occurs in different sports, most notably in the sports of baseball and football.
| Part of a series on |
| Doping in sport |
|---|
| |
|
Doping, or the use of restricted performance-enhancing drugs in the United States occurs in different sports, most notably in the sports of baseball and football.