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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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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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Everyone has one nostril that is larger than the other.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.