However, scientists say that low levels of iron can cause mood swings and can cause greater menstrual disturbances. Scientists show that the low levels of this nutrient, which is often found in leafy vegetables, can make the mood of the woman fluctuate and make her less agile and dynamic.
Iron deficiency may be a "risk factor for mood disorders", such as depression, scientists from the University of Nicholas Copernicus suggest. Low iron levels can negatively affect cognitive performance and endurance.
Iron deficiency, one of the most common forms of anemia, slows the brain and central nervous system.
Iron deficiency affects more than 2 billion people worldwide, and according to the National Heart, Lung and Blood Institute, a division of the US National Institutes of Health, an estimated 20% of women of childbearing age have an iron deficiency anemia.
Scientists from the University of Nicholas Copernicus in Poland conducted studies in 23 physically active women between 20 and 32 years old. All women had normal levels of iron, no signs of anemia prior to menstruation and their mental and physical performance was analyzed during Duration of the study.
The tests include brain planning to take measurements of different interactions, including emotional interaction. The results, published in the journal Physiology & Behavior, were compared between women with iron deficiency and people with sufficient iron levels.
Iron deficiency was found to be less than 12 micrograms of iron per liter of blood and iron deficiency and anxiety were not associated, but participants The four with high levels of anxiety during the study had a serious iron deficiency.