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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Medication errors are three times higher among children and infants than with adults.
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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.