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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
The average office desk has 400 times more bacteria on it than a toilet.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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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