The familiar sounds of your heart are made by the heart's valves as they open and close.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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The horizontal fraction bar was introduced by the Arabs.
Skin signs are objective evidence of an illness or disorder. They can be seen, measured, or felt.
Obsessive–compulsive disorder.
Drugs for bipolar disorder
Common skin signs are often evidence of an illness or disorder. A papule is a solid, circumscribed, ...