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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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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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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
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Illicit drug use costs the United States approximately $181 billion every year.