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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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.
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Thyroid conditions may make getting pregnant impossible.
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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.
Elizabeth, a married 35-year-old woman, always thought that she followed a sensible diet