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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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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.