0 a way of cheating in sports by putting blood with extra oxygen into the body before a race or competition : --
Practices such as blood doping and the use of anabolic steroids, peptide hormones, stimulants, or diuretics can give athletes a physical competitive advantage in track and field.
A theory has circulated that blood doping could account for the minute traces if the clenbuterol was introduced through a transfusion of already contaminated blood, rather than ingestion or injection.
Recent experimental evidence has proved the efficacy of cobalt chloride in blood doping.
Cobalamin is an important complex used in the manufacture of red blood cells and thus was of interest for potential use in blood doping.
Accordingly, cobalamin is of little to no value in blood doping.
Other methods that he uses to increase his performance include a strict diet regimen and blood doping.
He detailed blood doping as well as the performance-enhancing drugs he used while on the team.
Many athletes train at high altitude to take advantage of this effect -- a legal form of blood doping.