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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

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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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Cyanide works by making the human body unable to use oxygen.

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