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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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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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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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Vaccines prevent between 2.5 and 4 million deaths every year.