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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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