Alertness

Using sensors to monitor dangerous hits on football field

In football, a tackle can supply 100 G's of force or more, well above the amount that can cause a concussion and more than 10 times the force of an F-16 jet roll maneuver. Now, University of Florida Health researchers are ...

Oct 29, 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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