blood doping

US /ˈblʌd ˌdoʊ.pɪŋ/
UK /ˈblʌd ˌdoʊ.pɪŋ/
"blood doping" picture
1.

the practice of boosting the number of red blood cells in the bloodstream in order to enhance athletic performance

:
Blood doping is a serious offense in professional sports.
Athletes caught blood doping face long suspensions.