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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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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.