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In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

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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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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Rodents Show Empathy-Driven Behavior Rodents Show Empathy-Driven Behavior
Effect of Inactivation of the Insula on Reinstatement of Drug-Seeking Behavior in Rats Effect of Inactivation of the Insula on Reinstatement of Drug-Seeking Behavior in Rats
Negative feedback mechanism. Negative feedback mechanism.
When the exhaust is rich, the PCM applies a negative current into the pump cell. When the exhaust is rich, the PCM applies a negative current into the pump cell.
Touch the test light to the negative (–) terminal of the battery or a good engine ground to check ... Touch the test light to the negative (–) terminal of the battery or a good engine ground to check ...
How to plot a sine function with a negative amplitude and phase shift (Question 3 of 3) How to plot a sine function with a negative amplitude and phase shift (Question 3 of 3)
Video: Ear Virtual Tour Animation

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