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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

The segmented body plan of an annelid, as illustrated by an earthworm. The segmented body plan of an annelid, as illustrated by an earthworm.
Thorax Posterior view of human body Thorax Posterior view of human body
human body human body
Time Line of Human History From Upper Paleolithic Period to the Present Time Line of Human History From Upper Paleolithic Period to the Present
Sign on methanol pump shows that methyl alcohol is a poison and can cause skin irritation and other ... Sign on methanol pump shows that methyl alcohol is a poison and can cause skin irritation and other ...
The population of algae is compared to the population of corals in a given sampling area The population of algae is compared to the population of corals in a given sampling area
Video: Humerus Adduction Animation

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