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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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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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Excessive alcohol use costs the country approximately $235 billion every year.
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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.