I guess with these enhancing drugs, they continued to find things out.

In 1989 she admitted to using performance enhancing drugs against her will.

At that time there were no rules yet about the use of performance enhancing drugs.

"Pretty sure he hasn't tested positive for any performance enhancing drug."

Apparently, the most consistent performance enhancing drug is still money.

No athletes were caught using performance enhancing drugs at these Games.

If they have, the rider is ill or has taken performance enhancing drugs.

The next part of the documentary deals with performance enhancing drugs.

It has also been misused as a performance enhancing drug by athletes and others.

The use of performance enhancing drugs has also been found in other levels of football, including college level, and high school.