In October I reported on a study that found older adults did better than younger adults on a decision-making task that reflected real-world situations more closely than most tasks used in such studies. It was concluded that, while (...
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Wednesday, December 21, 2011 - 16:44
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Thursday, December 15, 2011 - 23:21
I’ve discussed on a number of occasions the effects that stereotypes can have on our cognitive performance. Women, when subtly reminded that females are supposedly worse at math, do more poorly on math tests; African-Americans, when subtly reminded of racial stereotypes, perform more... |
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Tuesday, December 6, 2011 - 16:59
Because physical activity is important for preventing cognitive decline and dementia in older adults (see my article on physical activity and cognition and my article on helping prevent... |
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Thursday, December 1, 2011 - 20:43
The thing to remember about Ericsson’s famous expertise research, showing us the vital importance of deliberate practice in making an expert, is that it was challenging the long-dominant view that natural-born talent is all-important. But Gladwell’s popularizing of Ericsson’... |
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Tuesday, November 22, 2011 - 20:56
I've added a new summary page on age-related cogitive impairment, and new topic collections relating to age-related cognitive changes:
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Articles
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Genes
Several genes have been implicated in Alzheimer's, but the big one is the e4 allele of the ApoE gene (on chromosome 19). This variant is found in about a quarter of the population.
Having it...
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The other day I was sitting in the sunshine in my living room going through some journal articles I'd photocopied. I realized I needed to staple the pages together and went down to my...
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The Suggested Benefits of Homework
The most obvious presumed benefit of homework is, of course, that it will improve students' understanding and retention of the material covered....
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Several large, long-running studies have found that smoking significantly increases your risk of Alzheimer's, as does high exposure to secondhand smoke. Smoking, both in old age and in adolescence...
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In 2002, a British study scanned the brains of ten "superior memorizers" — eight leading contenders in the World Memory Championships, and two individuals previously...
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Have you ever been driving a car and suddenly you’re not sure what to do? You’re traveling along in usual automatic fashion and there comes a...
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How cognitive function declines with age
Older adults commonly need to practice more than younger adults to achieve the same level of performance. Such age deficits are at least partly due to poorer...
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Graphic summaries are summaries that reorganize the text. Two examples of graphic summaries are outlines and graphic organizers.
In an outline, topics are listed with their subtopics in a linear...
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A study1 of nearly 2000 older adults has found that eating a Mediterranean diet was associated with less risk of developing mild cognitive impairment or of transitioning from MCI to Alzheimer's...
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What is neurogenesis?
Neurogenesis — the creation of new brain cells — occurs of course at a great rate in the very young. For a long time, it was not thought to occur in adult...
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Latest News
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Iron deficiency is the world's single most common nutrient deficiency, and a well-known cause of impaired cognitive, language, and motor development. Many countries therefore routinely supplement...
Friday, January 27, 2012 - 20:14
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Previous research has shown that negative objects and events are preferentially consolidated in sleep — if you experience them in the evening, you are more likely to remember them than more...
Friday, January 27, 2012 - 11:04
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The evidence that adult brains could grow new neurons
Tuesday, January 17, 2012 - 16:36
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American football has been in the news a lot in recent years, as evidence has accumulated as to the brain damage incurred by professional footballers. But American football is a high-impact sport....
Thursday, December 15, 2011 - 15:13
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A certain level of mental decline in the senior years is regarded as normal, but some fortunate few don’t suffer from any decline at all. The Northwestern University Super Aging Project has...
Friday, December 9, 2011 - 10:56
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Certainly experiences that arouse emotions are remembered better than ones that have no emotional connection, but whether negative or positive memories are remembered best is a question that has...
Thursday, December 8, 2011 - 21:37
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So-called ‘Gulf War syndrome’ is a poorly understood chronic condition associated with exposure to neurotoxic chemicals and nerve gas, and despite its name is associated with three main...
Thursday, December 8, 2011 - 10:28
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Previous research has found that carriers of the so-called KIBRA
Wednesday, November 30, 2011 - 17:11
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The study involved 1,292 children followed from birth, whose cortisol levels were assessed at 7, 15, and 24 months. Three tests related to executive functions were given at age 3. Measures of...
Wednesday, November 30, 2011 - 11:23
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In yet another study of the effects of pollution on growing brains, it has been found that children who grew up in Mexico City (known for its very high pollution levels) performed significantly worse...
Tuesday, November 29, 2011 - 17:15
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