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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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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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The average office desk has 400 times more bacteria on it than a toilet.
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People about to have surgery must tell their health care providers about all supplements they take.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.