Top athletes who are on altitude internship are going to do well during the internship iron supplements to take. This promotes the production of hemoglobin and thus the capacity of the blood to transport oxygen. Research among 178 Australian top athletes shows that taking 105 mg or 210 mg of iron per day leads to an increase in hemoglobin concentration of 3.3% and 4.0%.
Many endurance athletes go on altitude training to stimulate the production of red blood cells and hemoglobin. This increases the capacity of the blood to transport oxygen. This can lead to a better endurance performance at sea level.
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