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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

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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.

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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Cottontails' ears have developed to hear even whisper-quiet sounds at incredible distances. Cottontails' ears have developed to hear even whisper-quiet sounds at incredible distances.
Shadowing a Message That Switches Ears Shadowing a Message That Switches Ears
(A) Thumb slides above upper lip; to begin, fingers are placed near the ears, and thumbs begin at ... (A) Thumb slides above upper lip; to begin, fingers are placed near the ears, and thumbs begin at ...
Finish gently holding the head. Place palms of hands lightly over the ears for a few seconds. Slowly ... Finish gently holding the head. Place palms of hands lightly over the ears for a few seconds. Slowly ...
The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ... The enthalpy change for converting 10.0 g of ice at -25.0 C to water at 80.0 C is ________ kJ. ...
If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ... If 0.40 mol of NaN3 reacts completely in the reaction shown below, then ________ L of N2 will ...
Video: Ear Virtual Tour Animation

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