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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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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Everyone has one nostril that is larger than the other.
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Cyanide works by making the human body unable to use oxygen.