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There are 20 feet of blood vessels in each square inch of human skin.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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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.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.