Why Iron is So Crucial to Your Body

By Ray Nguyen Jan 15, 2014

 

Why is iron important to the body?

The human body requires iron to perform many vital physiological functions. For instance, iron is the key component of hemoglobin that allows red blood cells to transport oxygen throughout the body, and it plays a key role in cell growth and differentiation. According to the World Health Organization, up to 80% of the people in the world may be iron deficient. Premenopausal women, particularly those who exercise regularly, face a great risk of iron deficiency, or even anemia. Athletic, active males are also at high risk for iron deficiency. Low levels of iron can leave you feeling physically tired and weak, impair mental function, and weaken the immune system. Having too much iron in the body, on the other hand, can poison certain organs and even cause death. Maintaining the optimal balance of iron within the body is therefore essential to one’s health.

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