If you could remove all of your skin, it would weigh up to 5 pounds.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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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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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
White fallow deer near Argonne National Labs in Westmont Illinois, USA.
National Institute on Aging Web site is designed to be easy to use by older adults. It utilizes ...
Sol Duc Falls in Olympic National Park, Washington.