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Did you know?
To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.
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The average office desk has 400 times more bacteria on it than a toilet.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.