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15 Signs You May Have an Iron Deficiency

Iron can make the difference between you feeling on top of the world and downright miserable. Check out these surprising signs you need to pump up your iron levels.
iron-headache

Credit: Getty Images

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Your head hurts

An iron-deficient body will prioritize getting oxygen to your brain before it worries about other tissues, but even then, your noggin will still get less than it ideally should, Dr. Berliner says. In response, the brain's arteries can swell, causing headaches, according to the National Headache Foundation. Related: 21 Natural Headache Remedies

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