Did you know?

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

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

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