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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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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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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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