IUBio

Boredom-biochemistry of?

Alan J. Robinson robin073 at maroon.tc.umn.edu
Sat Oct 21 08:57:30 EST 1995


On 18 Oct 1995 18:43:46 GMT, 
Steve Eisner   <102616.2753 at CompuServe.COM> wrote:

>I am interested in the biochemical and physiological markers that 
>animals including humans show when they are bored.  This is for a 
>book I am writing on creativity.  Any references would be most 
>welcom.

Steve:

A search for "boredom" on Medline or Psychinfo should turn up some 
results.  These databases are accessible from CompuServe on the 
Knowledge Index service (GO KI), which makes part of the Dialog 
service available after hours at a reduced rate.

Short of being able to talk to animals, one can only assume that 
they are bored when they engage in unusual behaviors, often as the 
result of captivity.  It is usually some form of repetitive, 
stimulating behavior, such as a horse rubbing its neck against a 
post.  It used to be a real problem in zoos until zookeepers finally 
realized that animals needed more stimulating and natural environments.

Many humans drum their fingers, yawn, or light up a cigarette when 
they are bored.  Cigarettes are the equivalent of an acetylcholine 
boost, through the action of nicotine on (what else) the nicotinic 
receptors for acetylcholine.

The neurotransmitter most directly involved with boredom would have 
to be dopamine.  It's a big factor in substance abuse too.  There's a 
lot of indirect evidence concering dopamine's role in the brain, but 
only recently have dopamine levels begun to be measured experimentally 
just in animals using reverse microdyalisis techniques.

Many psychiatric disorders such as manic depression and schizophrenia 
appear to be linked in several ways to creativity in humans, though 
the pathophysiology of these disorders is still rather poorly
understood.  Dopamine does appear to play some role in many of these 
disorders.

AJR




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