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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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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

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It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Inheritance of an autosomal dominant disorder Inheritance of an autosomal dominant disorder
The nurse conducts the health history as the first step in the nursing assessment The nurse conducts the health history as the first step in the nursing assessment
Skin signs are objective evidence of an illness or disorder. They can be seen, measured, or felt. Skin signs are objective evidence of an illness or disorder. They can be seen, measured, or felt.
Aztecs confront the Spaniards, from Diego de Durán's History of the Indies of New Spain. Aztecs confront the Spaniards, from Diego de Durán's History of the Indies of New Spain.
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Video: Inflammation

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