Did you know?

The horizontal fraction bar was introduced by the Arabs.

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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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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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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

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