Alertness

Teen sleeplessness piles on risk for obesity

Teenagers who don't get enough sleep may wake up to worse consequences than nodding off during chemistry class. According to new research, risk of being obese by age 21 was 20 percent higher among 16-year-olds who got less ...

Aug 20, 2014
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The doctor can see you now

We've all seen ads for Fitbits, Jawbones, Gearfits – perhaps even tracked our own health with a specialized home glucometer or blood pressure cuff.

Aug 13, 2014
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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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