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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

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The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Our Motion Through the Microwave Background Our Motion Through the Microwave Background
Vesalius’s De Humani Corporis Fabrica was an important early work on the human species. Vesalius’s De Humani Corporis Fabrica was an important early work on the human species.
In many work settings, middle-aged people demonstrate generativity by serving as mentors for their ... In many work settings, middle-aged people demonstrate generativity by serving as mentors for their ...
While most people resist labels of deviance, some embrace them. In what different ways do these ... While most people resist labels of deviance, some embrace them. In what different ways do these ...
Science Background Science Background
How do resultant force work among different angles? How do resultant force work among different angles?
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

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