Drugs

• Athletes blood dope to increase red blood cells and therefore oxygen capacity
• Blood doping can cause infection from equipment leading to blood poisoning
• blood doping leads to increased viscosity of blood which leads to blood clots
• Blood doping can cause deep vein thrombosis leading to heart failure
• Blood doping can cause a stroke due to blood clots
• Step 2: body replaces blood over 4-6 week period
• Step 3: prior to event blood is injected back into the body