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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

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Excessive alcohol use costs the country approximately $235 billion every year.

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