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How are fish important to humans?

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Quick Answer

Fish is important to humans as a nutrient source of low-fat, high-quality protein. It is also a good source of omega-3 fatty acids, vitamins D and B2, calcium, phosphorus, iodine, iron, zinc, magnesium and potassium, which are essential for healthy living.

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Fish is highly recommended by the American Heart Association to be included in the diet at least twice a week because it helps to lower the risk of cardiovascular diseases. In addition to having a healthy heart, fish helps in having a healthy brain. The omega-3-fatty acids, particularly EPA and DHA, help in the brain and vision development of infants while still in the womb. Some good sources of omega-3-fatty acids are salmon, trout, tuna, herring and sardines.

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