On average, the stomach produces 2 L of hydrochloric acid per day.
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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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Vaccines prevent between 2.5 and 4 million deaths every year.
Male giraffe mounting a female. Only dominant males are generally able to mate.
Orangutan males are twice the size and weight of females.
Sexual Orientation and the Brain
The cultural script in the United States is for males to be the initiators and females the ...