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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.