Some athletes have been disqualified due to ____ issues.

noun

1. The use of a substance (such as an anabolic steroid or erythropoietin) or technique (such as blood doping) to illegally improve athletic performance

verb

1. To give a narcotic or intoxicating drug to

   "It was only when doped with scopolamine that he got any rest."

2. To surreptitiously put a sedating drug into

   "What does the murder have to do with the phone-date service he was investigating when someone doped his drink?"

3. To administer a drug to (a horse) to help or hinder performance in a race

   "Francis rode a doped horse once. The animal … ran right through the first hurdle, throwing Francis, and veered off into the woods nearby, where it was finally captured hours later."

4. Figure out
5. To treat with dope or a dopant

   "The airfoil leading edge and ribs are fiberglass moldings, and the skin, as on early airplanes, is fabric doped to drum-tightness."

6. To take an intoxicating drug
7. To use a performance-enhancing substance typically banned for use in sports

   "A week after that surreal scene, Danish hero Bjarne Riis admitted that he'd doped to win the 1996 Tour France Riis …"

noun

1. A technique for temporarily improving athletic performance in which oxygen-carrying red blood cells from blood previously withdrawn from an athlete are reinjected just before an event

phrasal verb

1. To understand or find (something, such as a reason or a solution) by thinking to figure out (something)

   "She's still trying to dope out exactly what happened."

phrasal verb

1. To give (someone) a drug that affects the ability to think or behave normally