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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.