It is said that the brain’s short-term memory is able to store around 7 items in sequence. This is based on a paper published by cognitive psychologist George Miller with the title “Magic Number 7, Plus or Minus Two: Some Limits on Our Capacity for Processing Information”. This paper is one of the most cited in the psychologist research community. Read more on magic number 7
Posts Tagged ‘Research’
The Brain’s Magic Number 7
Thursday, May 13th, 2010How To Retain Memory Above 55 – Part Three
Thursday, April 15th, 2010This is the third part of the article series about how to retain memory after age 55.
Normal blood pressure is good for your brain’s capacity
High blood pressure is causing people above age 60 to have a higher rate of cognitive decline than people with normal blood pressure. The Journal of the American Geriatrics Society mention that hypertension also increase the risk for stroke and Alzheimer’s disease. Data from national health survey shows that subjects with normal blood pressure have least amount of cognitive decline over time. Read more on retain memory
Chimps Beat Humans in Memory Test
Thursday, April 1st, 2010
Chimpanzees have an extraordinary photographic memory that is far superior to ours, research suggests.
Young chimps outperformed university students in memory tests devised by Japanese scientists. The tasks involved remembering the location of numbers on a screen, and correctly recalling the sequence.
The findings in 2007, published in Current Biology, suggest we may have under-estimated the intelligence of our closest living relatives. Until now, it had always been assumed that chimps could not match humans in memory and other mental skills.
“There are still many people, including many biologists, who believe that humans are superior to chimpanzees in all cognitive functions,” said lead researcher Tetsuro Matsuzawa of Kyoto University.
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Exercise Makes Us Smarter
Thursday, March 25th, 2010Guys who have good conditioning in 18-year-olds are performing better on intelligence tests than their more sedentary peers. There has been a study made by Maria Åberg, doctor and researcher at the University of Gothenburg. She and her colleagues have examined the link between the results of tests of fitness and intelligence, all men born between 1950 and 1976, totaling over 1.2 million, had to do before their military service.
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How To Retain Memory Above 55 – Part Two
Thursday, March 18th, 2010This is the second part of our blog series “How To Retain Memory Above 55″. If you missed part one, click though this link to read it.
A study done at Brown Medical School suggest that a healthy BMI (Body mass index) is also good for memory. The formula for BMI was developed by statistician Adolphe Quetelet from Belgium in middle of 19th century, it is now a widely used measurement of obesity. Read more on retain memory
How To Retain Memory Above 55 – Part One
Wednesday, November 25th, 2009Most people who are getting older experience difficulty to recall familiar names or find it hard to learn new things. These symptoms are cues of changes in memory. Other common signs of age are that it takes longer to find the right word and that it is tougher to call to mind something from long‑term memory.
In a multi-part series, we will lay out things you can do to improve your memory when you are near or above 55 years old. Different tips on how to retain memory above 55.
Technocrati: CHZQFPYGZG3H
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Children’s IQ Lowered By Spanking
Thursday, October 22nd, 2009
There might have been times when you thought that your child deserved a spanking for disobedience or mischiefs, but you restrained yourself. Well good for you and your child, because a new study shows measurable decrease of IQ attributed to corporal punishment. This might be a good reason for not spanking your children and lowering the children’s IQ. Read more about Children's IQ being lowered by spanking
Get Higher IQ by Playing Tetris?
Saturday, June 6th, 2009
Classic Tetris on Gameboy
Happy birthday Tetris! It was 25 years ago on June 6th, 1985 Tetris was released to the public. Alexey Pajitnov the developer of the popular game is probably sitting at home reading the newly released paper published by Mind Research Network with a smile on his face. The result of their research says that playing Tetris makes your cortex thicker, maybe even raising your IQ.
One of the most surprising findings of brain research in the last five years was that juggling practice increased gray matter in the motor areas of the brain,” said Dr. Rex Jung, one of the investigators that worked on the research.
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