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Author Question: Among the health problems that can occur during exercise in the heat, the least serious is (Read 20 times) |
Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.
Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Everyone has one nostril that is larger than the other.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.