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When we don't get enough iron, we may experience: Reduced capacity to exercise and skeletal muscle atrophy, even before iron deficiency anemia (IDA) develops Over time, IDA, resulting in abnormal red blood cell formation and symptoms such as fatigue, weakness, difficulty concentrating, impaired cognitive and immune function, and poor body temperature regulation IDA has also been linked to impaired glucose metabolism---potentially due to poor conversion of proinsulin to active insulin in the body

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Add-back therapy involves taking a small dose of estrogen and progesterone, which helps prevent menopausal symptoms while protecting your uterus

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