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Did you know?
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.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).