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Iron is an essential nutrient used by the body to create red blood cells, which transport oxygen from the lungs to the rest of the body. But more than a third of women under the age of 50 are iron deficient, New York Times reported Earlier this month. Menstruation and pregnancy are two of the main reasons, and iron deficiency can have serious consequences, including lower immunity and cognition. But an iron deficiency is not often going, leaving women alerting their doctors of the symptoms. These are some of the silent signs that you may be deficient in iron.

"The symptoms of an iron deficiency are often non -specific and nebulous", Times reports. One of these wandering signs includes shortness of breath.

Because iron is necessary to transfer oxygen to the brain, a lack of iron can cause brain fog.

Fatigue and weakness can also result from an iron deficiency, the The Cleveland clinic says .

"Luries are known to be the biggest symptom of low iron," said North Houston internal medicine . "After dizzy fades, your body could follow it with severe headache.

The reason it happens is because there is not enough blood traveling to your brain, which makes the blood vessels swell. So if you feel like your head is beating and you can't focus, it's probably your blood vessels waiting for oxygen.

When you lack iron, you can become anemic, a condition in which the body is fewer red blood cells. "People with anemia do not have enough red blood cells, which transport oxygen throughout the body. Without adequate oxygen, it can be more difficult for your cells to tolerate cold," Henry Ford Health explains . AE0FCC31AE342FD3A1346EBB1F342FCB

Pallor can be a sign of low iron, say the experts. This is caused by a decrease in blood flow to the skin.

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"This can be a frightening experience, and this is a sign that your heart works harder due to the decrease in oxygen in your blood," said Er advanced .