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Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Economic Costs of CVD Economic Costs of CVD
Income Inequality in the United States: 1947–2009 Income Inequality in the United States: 1947–2009
External rotation of the shoulders External rotation of the shoulders
External ear External ear
Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below
US Airways Flight 1549 floats in New York’s Hudson River after collisions with geese incapacitated ... US Airways Flight 1549 floats in New York’s Hudson River after collisions with geese incapacitated ...
Video: Chromosome structural organization/ Mechanisms for chromosome movement Animation

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