Alertness

Are adventurous eaters healthier?

When it comes to food, I'll try anything at least once. As I documented before, I've dined on tarantula, frog, crickets, snake, raw clams, red ants, and durian fruit – and that was just on a single trip through Asia! When ...

Jul 31, 2015
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Delirium shows its signature

A new blood test could help doctors identify patients at risk for delirium, a sudden, acute state of confusion that most often affects older adults and incurs $6.9 billion in medical costs each year in the U.S. It comes on ...

Jul 28, 2015
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Alarm sounded over Myanmar's betel habit

As he manoeuvres his taxi through the barely moving traffic of downtown Yangon, Myo Min Htaike's jaw methodically pounds a pulpy mass of nuts and tobacco, his teeth stained a dark blood-red.

Jul 27, 2015
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Alertness is the state of paying close and continuous attention, being watchful and prompt to meet danger or emergency, or being quick to perceive and act. It is related to psychology as well as to physiology. A lack of alertness is a symptom of a number of conditions, including narcolepsy, attention deficit disorder, chronic fatigue syndrome, depression, Addison's disease, or sleep deprivation. The word is formed from "alert", which comes from the Italian "all'erta" (on the watch, literally, on the height; 1618)

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