blood boosting

noun Sports Medicine.

1. a procedure in which an athlete is injected with erythropoietin, his or her own blood, or the blood of a family member prior to competition, purportedly increasing the blood’s oxygen-carrying capacity as a result of the addition of red blood cells.

noun

1. the illegal practice of removing a quantity of blood from an athlete long before a race and reinjecting it shortly before a race, so boosting oxygenation of the blood