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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
The longest a person has survived after a heart transplant is 24 years.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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