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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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The average office desk has 400 times more bacteria on it than a toilet.