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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.
According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.