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	<title>One Brain&#039;s journey &#187; cognitive functioning</title>
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	<link>http://onebrainsjourney.com</link>
	<description>This is about my journey to understanding how my brain works</description>
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		<title>Working Memory And Some Really Disturbing Disorders</title>
		<link>http://onebrainsjourney.com/working-memory-and-some-really-disturbing-disorders</link>
		<comments>http://onebrainsjourney.com/working-memory-and-some-really-disturbing-disorders#comments</comments>
		<pubDate>Sun, 24 Jan 2010 23:21:05 +0000</pubDate>
		<dc:creator>Brian Rogers</dc:creator>
				<category><![CDATA[disorders]]></category>
		<category><![CDATA[malfunction]]></category>
		<category><![CDATA[treatment]]></category>
		<category><![CDATA[cognitive functioning]]></category>
		<category><![CDATA[OCD]]></category>
		<category><![CDATA[schizophrenia]]></category>
		<category><![CDATA[working memory]]></category>

		<guid isPermaLink="false">http://onebrainsjourney.com/?p=200</guid>
		<description><![CDATA[Once again a study, this time at Duke University in Durham, North Carolina, examined role of working memory, and some other cognitive functions, in the development of schizophrenia.  This time they were studying the pattern of cognitive disorders schizophrenics exhibit as children long before they have symptoms of schizophrenia.  Duke researchers drew on [...]]]></description>
			<content:encoded><![CDATA[<p>Once again a study, this time at Duke University in Durham, North Carolina, examined role of working memory, and some other cognitive functions, in the development of schizophrenia.  This time they were studying the pattern of cognitive disorders schizophrenics exhibit as children long before they have symptoms of schizophrenia.  Duke researchers drew on the results of a long-term study conducted in New Zealand with more than 1,000 participants and found  a consistent pattern of developmental difficulties starting at age seven.  Co-author of the study, Richard Keefe, director of Duke&#8217;s Schizophrenia Research Group said, &#8220;These kids are lagging behind to begin with and they continue to fall behind.&#8221;</p>
<p>There were two patterns emerging:</p>
<p>1.  Children who later developed schizophrenia had early deficits in verbal and visual learning, reasoning and conceptualization and these remained as they grew older</p>
<p>2.  They also developed more slowly than their peers in processing speed, attention, visual-spatial problem solving and working memory</p>
<p>How all this ends up as schizophrenia is still unknown but another co-author in the study, Avshalom Caspi, who is the Edward M. Arnett Professor of Psychiatry at Duke, speculates that a child who struggles to make sense of the world becomes more socially isolated or more delusional.</p>
<p>Keefe said that eventually he hoped that they might be able to intervene, perhaps with anti-psychotic medication, in childhood and head off the adult psychosis.  The study suggests that adult psychosis doesn&#8217;t just emerge fully formed but has early roots in the developmental process.</p>
<p>I have thought for a long time that schizophrenia is one of the saddest disorders as it seems as if one&#8217;s mind turns against oneself but there is another disorder that it is even sadder where one&#8217;s mind does something quite similar.  That disorder is Obsessive Compulsive Disorder (OCD).  One of the required symptoms for a diagnosis of OCD is that the person must be conscious of their obsessive or compulsive behavior but be helpless to do anything about it.  I know at least one person who has OCD and my heart goes out to her.  Many times when she is exhibiting symptoms, she is in tears.  I have, for a brief time in the past, had OCD symptoms and so have some understanding of how this plays out.  In my case the behavior was checking and it was like I had forgotten whether I had locked a door again and again and again.  I had, as a child, seen my father do this (so maybe it&#8217;s a family trait) and at the time a part of me marveled at the fact that I was repeating this simple action so many times.  In my case it passed and has not returned.  It happened at a time of great stress so I do have a worry that it could, at some point, return but the person that I was describing earlier has it most of the time and spends much of that time locked in her apartment because it is so painful for her to go outside.  Her behavior is also checking but it involves looking at every scrap of paper she comes across to see if one of her friends or family has left her a personal message.  A mutual friend who was trying to help her by walking with her one time asked her, &#8220;Do you really think that a friend would leave a note for you on the street in the gutter.&#8221;  The friend with OCD just looked down and cried.</p>
<p>I am so glad that my own symptoms were so short lived but I also hope that this new study will lead to the possibility of earlier intervention and perhaps head of the disorder&#8211;at least for schizophrenia.</p>
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		</item>
		<item>
		<title>Women Make Men Stupid</title>
		<link>http://onebrainsjourney.com/women-make-men-stupid</link>
		<comments>http://onebrainsjourney.com/women-make-men-stupid#comments</comments>
		<pubDate>Fri, 03 Jul 2009 13:43:58 +0000</pubDate>
		<dc:creator>Brian Rogers</dc:creator>
				<category><![CDATA[neuroscience]]></category>
		<category><![CDATA[cognitive functioning]]></category>
		<category><![CDATA[cognitive resources]]></category>

		<guid isPermaLink="false">http://onebrainsjourney.ca/?p=42</guid>
		<description><![CDATA[Here’s a short one that I have always known applied to me. Interacting with women can make some men stupid. An article in Psychology Today starts with a quote from Rita Rudner, “Some people think having large breasts makes a woman stupid. Actually, it’s quite the opposite: A woman having large breasts makes men stupid.”
Researcher Johan [...]]]></description>
			<content:encoded><![CDATA[<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 15px; margin-left: 0px; text-align: left; padding: 0px;">Here’s a short one that I have always known applied to me. Interacting with women can make some men stupid. An article in Psychology Today starts with a quote from Rita Rudner, “Some people think having large breasts makes a woman stupid. Actually, it’s quite the opposite: A woman having large breasts makes men stupid.”</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 15px; margin-left: 0px; text-align: left; padding: 0px;">Researcher Johan Karremans and his colleagues at Radboud University of Nijmegen in the Netherlands in two studies concuded, amongst other things, that men might be prone to engage in effortful and cognitively demanding attempts to impress an opposite sex partner and suffer a decline in cognitive functioning. The researchers went further in suggesting that in coeducational schools boys’ cognitive performance could be adversely affected when “part of their valuable cognitive resources may be spent on impressing their female class members.”</p>
<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 15px; margin-left: 0px; text-align: left; padding: 0px;">I knew there was a reason I did so badly in high school after such a brilliant career in grade school.</p>
]]></content:encoded>
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		</item>
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		<title>Worry About Alzheimers</title>
		<link>http://onebrainsjourney.com/worry-about-alzheimers</link>
		<comments>http://onebrainsjourney.com/worry-about-alzheimers#comments</comments>
		<pubDate>Mon, 20 Apr 2009 13:37:00 +0000</pubDate>
		<dc:creator>Brian Rogers</dc:creator>
				<category><![CDATA[disorders]]></category>
		<category><![CDATA[neuroscience]]></category>
		<category><![CDATA[useful information]]></category>
		<category><![CDATA[cognitive functioning]]></category>
		<category><![CDATA[neuroplasticity]]></category>

		<guid isPermaLink="false">http://onebrainsjourney.ca/?p=23</guid>
		<description><![CDATA[I had occasion to have lunch yesterday with a friend of a friend, who it turned out, has a tremendous fear of developing Alzheimer’s Disease. I was able to share with her some finings that I had recently come across from what is now simply called the nuns study and although results were published a [...]]]></description>
			<content:encoded><![CDATA[<p>I had occasion to have lunch yesterday with a friend of a friend, who it turned out, has a tremendous fear of developing Alzheimer’s Disease. I was able to share with her some finings that I had recently come across from what is now simply called the nuns study and although results were published a few years ago there was one major finding that I thought might be reassuring. There was a correlation between what the researchers referred to as the presence of grammatical complexity and idea density in the nuns autobiographies (submitted when they applied to join the order) and the subsequent development of Alzheimer’s symptoms. An even more interesting finding arose from the autopsies performed by the researchers after the nuns had passed away. There were nuns who had the physical aspects of the disease, in other words the presence of plague and damaged areas of their brains, but they had no apparent symptoms. I already know that one aspect of neuroplasticity is the ability of the brain to retrain healthy areas to replace functions lost from other damaged areas of the brain. It wasn’t stated in the article I read in <a style="color: #707070; text-decoration: underline; font-weight: 400; padding: 0px; margin: 0px;" href="http://www.time.com/time/magazine/article/0,9171,999867-1,00.html">Time magazine</a> that this is what had happened with these nuns but I find that even the possibility that I could retain cognitive functioning in spite of the fact that my brain might be damaged by Alzheimer’s to be enormously reassuring. The friend-of-a-friend I met yesterday did not seem as reassured but I thought I did detect a faint glimmer of hope in her eyes…</p>
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