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Did you know?
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Did you know?
A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.