for full article click here How your irons levels affect your athletic performance
Earlier this month, sports scientists at the Australian Institute of Sport in Canberra injected either a dose of iron or a placebo directly into the bloodstream of a group of long-distance runners and began to monitor their performances. The goal: to unravel the notoriously complicated links between exercise and iron levels.
Your body needs iron to make hemoglobin-rich red blood cells, which carry oxygen from your lungs to your muscles. If a blood test shows that the hemoglobin concentration in your blood is lower than normal, that means you’re anemic: You may feel weak and tired, and the most common cause is low iron.