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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.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Asthma cases in Americans are about 75% higher today than they were in 1980.
All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.