1. Which performance-enhancing drug acts like testosterone, increasing muscle mass in those who use it?

2. In what year did the International Olympic Committee ban the use of performance-enhancing drugs?

3. Blood doping with erythropoietin improves an athlete’s performance by what process?

4. Doping was sometimes encouraged and thought of as necessary in the early years of the modern Olympics.

5. Which foundation works to detect the use of drugs in sports?

6. What is the most-common testing method for detecting performance-enhancing drugs?

7. In 1984 what percentage of Olympians responded “Yes” when asked whether they had ever used anabolic steroids?

8. Which of these is not a prohibited performance-enhancing substance?

9. Which sport has the highest amount of doping?

10. Which athlete admitted to doping in 2012 and was stripped of all titles and permanently banned from competing in sports?