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Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
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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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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.