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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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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.