Alertness

Why do we yawn and why is it contagious?

Consider the scenario. You're driving on a long, straight stretch of country highway at about 2pm on a sunny afternoon, and you're desperately keen to reach your destination. You're trying to stay alert and attentive, but ...

May 21, 2018
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Babies and pets – a guide for new parents

It goes without saying that having a baby is a life changing event. Thankfully, there is a wealth of information about how best to raise this new tiny human and get through the early days in one – albeit sleep deprived ...

May 16, 2018
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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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