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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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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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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.