Slide show: 10 great health foods
Green apples
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Apples are a good source of soluble fiber, which can lower blood cholesterol and glucose levels. Fresh apples are also a good source of vitamin C — an antioxidant that protects your body's cells from damage. Vitamin C also helps form the connective tissue collagen, keeps your capillaries and other blood vessels healthy, and aids in the absorption of iron.

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