By: Alvaro Fernandez
Great article in the New York Times titled Training Young Brains to Behave. A couple of quotes:
- “But just as biology shapes behavior, so behavior can accelerate biology. And a small group of educational and cognitive scientists now say that mental exercises of a certain kind can teach children to become more self-possessed at earlier ages, reducing stress levels at home and improving their experience in school. Researchers can test this ability, which they call executive function, and they say it is more strongly associated with school success than I.Q.”
- “We know that the prefrontal cortex is not fully developed until the 20s, and some people will ask, Read the rest of this entry »
By: Alvaro Fernandez
You know your weight. And your physical fitness. And a variety of health-related metrics.
What about your brain fitness?
Two recent announcements bring out how the assessment of cognitive abilities, or brain functions, is increasingly being done thanks to new computerized options:
1) Last week, OptumHealth announced an exclusive 3-year agreement (estimated at $18m) with the Australian company Brain Resource. OptumHealth will be embedding the Brain Resource platform into their overall Behavioral Solutions program.
- OptumHealth Behavioral Solutions will work with Brain Resource to provide clinicians with a Web-based assessment that measures general cognition (how people process information) and social cognition (how people manage their emotions). This 40-minute assessment is based on well-known and validated tests of memory, attention, executive function, and response speed, and mood, social skills and emotional resilience.
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By: Alvaro Fernandez
Interesting recent news:
For more on these news, and commentary: Read the rest of this entry »
By: Dr. Joshua Steinerman
Cognitive training (the basis for what we call “brain fitness” these days) has a wide array of applications. The most recent
one, which is capturing public’s imagination, monopolizing media coverage, and creating certain confusion, is Healthy Brain Aging. We are fortunate to have Dr. Joshua Steinerman, one of our new Expert Contributors, offer today his great voice to this conversation. Enjoy!
- Alvaro
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Minding the Aging Brain
– By Joshua R. Steinerman, M.D.
Scientists, philosophers, artists, and experts from all fields of human endeavor lament: it ain’t easy getting older. It? Do they refer to frailty and disability? To bodily disease? To life at its essence?
It’s all in your head
The mind is not set in stone, but it is encased by bone. It’s really all about the brain, the hyphen in the mind-body conundrum. That squishy gray neuronal jungle is the interface between internal life and environmental sensations and stimulation. As expected, the brain shows signs of aging just as a wrinkled brow, a stooped posture, or an arthritic finger might. The most common brain changes observed in aging and in age-associated neuropsychiatric disease include:
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By: Alvaro Fernandez
Reader Theresa Cerulli just forwarded this Letter to the Editor that she had sent to the New York Times and went unpublished. The letter addresses the OpEd mentioned here (pitching physical vs. mental exercise), and refers to the Cogmed working memory training program, whose results have been studied in multiple papers published in top medical and scientific journals.
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Dear Editor:
I applaud Sandra Aamodt and Sam Wang for throwing some cold water on the current brain fitness craze in their recent New York Times Magazine Opinion Editorial “Exercise on the Brain.” They are correct in labeling the host of “mental fitness” products that target aging baby boomers as “inspired by science “ not to be confused with actually proven by science. For the last 30 years, terms like “brain plasticity” have been widely and casually used, creating hype that risks drowning out the real breakthroughs that brain researchers are making in this area.
However, I would like to distinguish the “mental fitness” trend that Aamodt and Wang rightly criticize from actual researched-based cognitive training such as the Cogmed program developed in Sweden. Unlike “mental fitness” programs, cognitive training programs focus very narrowly on specific cognitive functions that research has shown to be plastic. This is in stark contrast to compiling a smattering of exercises or activities that are generally thought to be Read the rest of this entry »
By: Alvaro Fernandez
Who has not heard “Use It or Lose It”. Now, what is “It”? And, is “It” only one thing or a number of integrated elements, each of which are heavily involved in specific “brain exercises”, and all of which are important to maintain Brain Fitness.
Let’s review at a glance:
The brain is composed of 3 “brains” or main sub-systems, each named after the evolutionary moment in which the sub-system is believed to have appeared, and after which species we share that structure with.
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A) Neocortex, or Human Brain, is the most recent area, where we perform high-level thinking and complex integrative tasks. Other mammals do have this part too, but in much smaller proportion of the whole brain volume.
B) Limbic System, or Mammalian Brain, critical for emotions and for memory,
C) Cerebellum and Stem, or Reptilian Brain, that regulates basic vital variables such as breathing, heartbeat and motor coordination (Credit for pic: Arnold Keyserling and R.C.L.) |
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B) Limbic system: emotions are generated here, as well as the appetites and urges that help us survive. For instance, the amygdala gets triggered to prepare us to deal with a threatening situation, resulting in our feeling of fear. The hippocampus is key in the formation of memory. (Credit: Sandhills College) |
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A) The Neocortex is composed of
-Frontal Lobes: or the CEO of the Mind, for sophisticated brain functions such as planning and conceptualizing.
-Parietal: deals with movement, the senses, and some forms of recognition
-Temporal: auditory processes and language
-Occipital: visual processing center (credit: Morphonix) |
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When we exercise our brains, we put our Neurons in action. “Cells that fire together wire together”, meaning that synapses, or unions between neurons, get solidified the more often the respective neurons “talk” to each other. (Credit: Peter Furstenberg) |
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