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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.