Iron symbolizes strength. Your body uses this essential nutrient for a variety of functions, such as powering your muscles and carrying life-sustaining oxygen to your organs and tissues. Testing for a normal iron level is important because too much or too little can lead to serious health problems.
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Even the most laid-back people sometimes experience anxiety. While occasional anxiety is a normal experience, frequent anxiety may signal a mental or physical disorder. Anxiety originates in your brain but triggers many physical responses.
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Vitamin K is an important nutrient that plays a large role in blood clotting. This fat-soluble vitamin is found naturally in foods such as leafy green vegetables, as well as in dietary supplements.
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The effect of caffeine on fertility has been debated through the decades. While the connection between heat and reduced sperm count seems clear, there is no similarly clear relationship for caffeine.
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Iron is a nutrient that's essential for several of your body's functions, from making red blood cells to helping fight off illness. Iron is naturally present in the food you eat -- it is found in some meats, plants and grains. It is also available in supplements.
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