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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.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
The longest a person has survived after a heart transplant is 24 years.
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