Why is Hemoglobin important for your Healthspan?
Hemoglobin levels are central to ensuring adequate oxygen supply throughout the body, which is vital for life. Low hemoglobin, a hallmark of anemia, can result in fatigue, decreased physical performance, and can place extra stress on the heart. Conversely, unusually high hemoglobin levels can make the blood thicker, potentially increasing the risk of blood clots. Maintaining optimal hemoglobin concentrations ensures efficient oxygen delivery to cells and tissues, supporting sustained energy, proper organ function, and overall vitality.
What is Hemoglobin?
Hemoglobin is a complex protein found within red blood cells, giving blood its distinctive red color. Its primary and most important function is to transport oxygen. As blood flows through the lungs, oxygen binds to hemoglobin. This oxygen-rich blood then circulates throughout the body, delivering oxygen to all cells, tissues, and organs that need it for metabolism and function. Hemoglobin also plays a role in transporting carbon dioxide, a waste product of metabolism, back to the lungs to be exhaled. Each red blood cell contains millions of hemoglobin molecules, making it the key component responsible for the blood's oxygen-carrying capacity.
How do we take action?
If hemoglobin levels are outside the typical range, one should consult with a healthcare provider to investigate the underlying cause. Low hemoglobin often indicates anemia, which may stem from nutritional deficiencies (like iron, Vitamin B12, or folate), chronic diseases, or blood loss, and typically requires dietary adjustments, supplementation, or treatment of the underlying condition. High hemoglobin could be related to conditions that increase red blood cell production or dehydration and may require further medical evaluation. Regular monitoring helps ensure proper oxygen transport.
Additional Sources
1. Schechter A. N. (2008). Hemoglobin research and the origins of molecular medicine. Blood, 112(10), 3927–3938. https://doi.org/10.1182/blood-2008-04-078188
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