Sharp Brains: Brain Fitness and Cognitive Health News

References on Cognitive Health/ Brain Fitness

This is a partial list of the literature we reviewed during the research phase of our new book, The SharpBrains Guide to Brain Fitness.  We know many friends of SharpBrains are researchers, healthcare professionals, graduate/ Ph.D. students, who want have direct access to the references (perhaps PubMed should promote itself as a never ending source of mental stimulation?), so here you have this list, organized by relevant chapter. Please note that the list below appears in the book – whose manuscript we had to close in January 2009.

Introduction

• Basak, C. et al. (2008). Can training in a real-time strategy video game attenuate cognitive decline in older adults? Psychology and Aging.
• Begley, S. (2007). Train your mind, change your brain: How a new science reveals our extraordinary potential to transform ourselves. Ballantine Books.
• DeKosky, S. T., et al. (2008). Ginkgo biloba for prevention of dementia: a randomized controlled trial. Journal of the American Medical Association, 300, 2253-2262.
• Doidge, N. (2007). The Brain that changes itself: Stories of personal triumph from the frontiers of brain science. Viking Adult.

Chapter 1. The Brain and Brain Fitness 101

• Bunge, S. A., & Wright, S. B. (2007). Neurodevelopmental changes in working memory and cognitive control. Current Opinion In Neurobiology, 17(2), 243-50.
• Damasio, A. (1995). Descartes’ error: Emotion, reason, and the human brain. Penguin Press.
• David Kolb, D. (1983). Experiential learning: Experience as the source of learning and development. FT Press.
• Draganski, B., Gaser, C., Kempermann, G., Kuhn, H. G., Winkler, J., Buchel, C., & May A. (2006). Temporal and spatial dynamics of brain structure changes during extensive learning. The Journal of Neuroscience, 261231, 6314-6317.
• Gage, F. H., Kempermann, G., & Song, H. (2007). Adult Neurogenesis. Cold Spring Harbor Laboratory Press, NY.
• Gardner, H. (1983). Frames of Mind: The theory of multiple intelligences. New York: Basic Books.
• Gaser, C. & Schlaug, G. (2003). Brain structures differ between musicians and non-musicians. The Journal of Neuroscience, 23, 9240-9245. Read the rest of this entry »

Memory Problems? Perhaps you are Multi-tasking

Today’s kids are into multi-tasking. This is the generation hooked on iPods, IM’ing, video games – not to mention TV! Many people in my generation think it is wonderful that kids can do all these things simultaneously and are impressed with their competence.

Well, as a teacher of such kids when they reach college, I am not impressed. College students these days have short attention spans and have trouble concentrating. They got this way in secondary school. I see this in the middle-school outreach program I help run. At this age kids are really wrapped up in multi-tasking―at the expense of focus.

According to a Kaiser Family Foundation study last year, school kids in all grades beyond the second grade committed, on average, more than six hours per day to TV or videos, music, video games, and computers. Almost one-third reported that “most of the time” they did their homework while chatting on the phone, surfing the Web, sending instant messages, watching TV, or listening to music.

Kids think that this entertainment while studying helps their learning. It probably does make learning less tedious, but it clearly makes learning less efficient and less effective. Multi-tasking violates everything we know about how memory works. Now we have objective scientific evidence that Read the rest of this entry »

Training Attention and Emotional Self-Regulation – Interview with Michael Posner

Michael I. Posner is a prominent scientist in the field of cognitive neuroscience. He is currently an emeritus professor of neuroscience at the University of Oregon (DepartmentMichael Posner of Psychology, Institute of Cognitive and Decision Sciences). In August 2008, the International Union of Psychological Science made him the first recipient of the Dogan Prize “in recognition of a contribution that represents a major advance in psychology by a scholar or team of scholars of high international reputation.”

Dr. Posner, many thanks for your time today. I really enjoyed the James Arthur Lecture monograph on Evolution and Development of Self-Regulation that you delivered last year. Could you provide a summary of the research you presented?

I would emphasize that we human beings can regulate our thoughts, emotions, and actions to a greater degree than other primates. For example, we can choose to pass up an immediate reward for a larger, delayed reward.

We can plan ahead, resist distractions, be goal-oriented. These human characteristics appear to depend upon what we often call “self-regulation.” What is exciting these days is that progress in neuroimaging and in genetics make it possible to think about self-regulation in terms of specific brain-based networks.

Can you explain what self-regulation is?

All parents have seen this in their kids. Parents can see the remarkable transformation as their children develop the ability to regulate emotions and to persist with goals in the face of distractions. That ability is usually labeled ‘‘self-regulation.’’

The other main area of your research is attention. Can you explain the brain-basis for what we usually call “attention”?

I have been interested in how the attention system develops in infancy and early childhood.

One of our major findings, thanks to neuroimaging, is that there is not one single “attention”, but three separate functions of attention with three separate underlying brain networks: alerting, orienting, and executive attention. Read the rest of this entry »

What You Can do to Improve Memory (and Why It Deteriorates in Old Age)

After about age 50, most people begin to experience a decline in memory capability. Why is that? One obvious answer is that the small arteries of the brain begin to clog up, often as a result of a lifetime of eating the wrong things and a lack of exercise. If that lifetime has been stressful, many neurons may have been killed by stress hormones. Given theImprove Memory Bill Klemm most recent scientific literature, reviewed in my book Thank You, Brain, For All You Remember. What You Forgot Was My Fault, dead neurons can’t be replaced, except in the hippocampus, which is fortunate for memory because the hippocampus is essential for making certain kinds of memories permanent. Another cause is incipient Alzheimer’s disease; autopsies show that many people have the lesions of the disease but have never shown symptoms, presumably because a lifetime of exceptional mental activity has built up a “cognitive reserve.”

So is there anything you can do about it besides exercise like crazy, eat healthy foods that you don’t like all that much, pop your statin pills, and take up yoga?

Yes. In short: focus, focus, focus.

Changing thinking styles can help. Research shows that Read the rest of this entry »

Encephalon: superb new edition, archives

Ironically, Marc at the blog titled Neuroscientifically Challenged has just released one of the best editions of Encephalon blog carnival. Pay a visit only when you have some time to spare with a collection of excellent and very well presented neuroscience, medicine and psychology blog posts, on topics ranging from fMRI to gene therapy and neuroplasticity.

Visit #49 Encephalon edition at Neuroscientifically Challenged.

Also, you may enjoy taking a look at past editions and calendar for future ones at Encephalon home page: Encephalon Archives & Calendar.

Your Trading Brain: Expert or Novice

We had the fortune to interview Dr. Brett Steenbarger on Enhancing Trader Performance and The Psychology of Trading as we launched our Neuroscience Interview Series.

Below, Expert Contributor Dr. Janice Dorn provides an in-depth brain-based discussion of the topic, concluding that “The brain is the most powerful structure in the known universe and the only trading tool that the trader needs to become an expert.”

No matter whether you are a Pro or Amateur Trader…this will certainly exercise your brain! (Dr. Dorn is preparing more articles on trading performance and the brain…so stay tuned).

This is Your Brain On Trading

– By Dr. Janice Dorn 

The opening bell sounds, and sixty million traders enter the greatest arena in the world to do battle with each other. They put their money, beliefs and skills on the line as they make decisions to buy and sell. Welcome to the financial markets where billions of dollars are won and lost every day. Volatility compels all to engage their brains in the continuous process of decision making. What separates the winning from losing traders is the way they use their most powerful trading tool—the human brain.

Read the rest of this entry »

Understanding Brain Imaging

Daniel Lende and Greg Downey run the though-provoking Neuroanthropology blog. Daniel also teaches a class at University of Notre Dame, and he asked his students to submit group-based blog posts in lieu of the traditional final essays. He explains more on Why A Final Essay When We Can Do This?.

Below you have a spectacular post written by 4 of his students. They show how brain imaging is starting to provide a window into the plasticity (glossary here) of our brains, and how our very own actions impact them. For good and for bad.

Understanding Brain Imaging

— By Chris Dudley, Matt Gasperetti, Mikey Narvaez, and Sarah Walorski

Do you remember the anti-drug public service announcement from the 1980s that showed an egg frying in a hot pan which represented your brain on drugs?

Read the rest of this entry »

Nutritional Supplements and Brain Fitness

Well, the idea that you can just pop a pill to improve your memory and attention lost some ground today.

The Associated Press released an article on DHEA, a steroid precursor to testosterone and estrogen used to improve athletic performance, increase sex drive, and reduce fat as well as fight diabetes and heart disease. The conclusion of a two-year study at the Mayo Clinic in Minnesota and University of Padua in Italy was that it did not improve strength, physical performance, or other measures of health. The positive news was: Read the rest of this entry »

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