If you're struggling with low iron levels, read this:

A lot of endurance athletes, particularly women, struggle with low iron. As a new study in the International Journal of Sport Nutrition and Exercise Metabolism explains: The increased incidence of iron deficiency in female endurance athletes is thought to be the result of low dietary iron intake in this population, losses of iron in menstrual blood, sweat iron loss, and gastrointestinal blood loss. But there's another possible reason, which is what this study (from researchers at Florida State) is all about. In brief: exercise produces inflammation (as evidenced by elevated levels of cytokines in the blood); inflammation causes increased production of hepcidin (a hormone produced in the liver); and hepcidin reduces iron levels in the blood. To test the hypothesis that this sequence of events could contribute to iron problems in female athletes, the researchers had 12 endur...

Full article: http://sweatscience.runnersworld.com/2012/03/can-a-hard-w...

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A lot of endurance athletes, particularly women, struggle with low iron. As a new study in the International Journal of Sp...

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