Alertness

Why some pain helps us feel pleasure

The idea that we can achieve happiness by maximising pleasure and minimising pain is both intuitive and popular. The truth is, however, very different. Pleasure alone cannot not make us happy.

Feb 23, 2015
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FDA knew of design flaw in scope linked to UCLA superbug

A commonly used medical scope linked to a deadly bacterial outbreak at UCLA's Ronald Reagan Medical Center may be so flawed it cannot be properly cleaned, federal officials conceded Thursday. But they stopped short of recalling ...

Feb 21, 2015
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Discovery may revolutionise diabetes treatment

Research published in the journal Nature Medicine on Monday by my team provides hope for a new approach to treating type 2 diabetes. In animal models of the disease, our treatment restores natural control o ...

Nov 06, 2014
popularity 4.7 / 5 (41) | comments 0

Scientists discover pain receptor on T-cells

Researchers at University of California, San Diego School of Medicine have discovered that T-cells – a type of white blood cell that learns to recognize and attack microbial pathogens – are activated by a pain receptor.

Oct 05, 2014
popularity 5 / 5 (13) | comments 1

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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