The Super Smart Guy Podcast

Brain Rules Book Review Part 1 – Episode 24


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Brain Rules: 12 Principles for Surviving and Thriving at Work, Home, and School – by John Medina
www.brainrules.net
Get the book now: http://www.amazon.com/Brain-Rules-Updated-Expanded-Principles/dp/098326337X/ref=sr_1_1?ie=UTF8&qid=1441769376&sr=8-1&keywords=brain+rules
Exercise – Rule #1: Exercise boosts brain power.
Our ancestors waked an average of 12 miles a day.
We evolved to think while on the move.
We went from climbing trees to wandering the savanas looking for food.
Exercise increases your body’s ability to deliver nutrients to your brain
BDNF proteins are created when exercising and it acts like miracle grow for brain cells.
Exercise feeds the brain delivering more glucose and oxygen and other nutrients.
Sitting all day is bad, treadmill desk is good.
We think more effectively and perform more optimally when exercising.
Exercise helps concentration, impulse control, foresight, and problem solving.
Exercise will help you age better – you will have better mental and physical health in your later years.
Exercise will help you live longer – all other things being equal.
Aerobic exercise will halve your risk of general dementia an reduce risk of Alzheimer’s by 60%.
Exercise can counter depression and anxiety, reduce risk for cancer, heart disease, diabetes.
Even just 30 min, 2 to 3 times a week walking can show health benefits. But more is better.
You can survive 30 days without food, 1 week without water, but only 5 minutes without oxygen
Fun fact: the brain can only fire about 2% of its neurons at any given time – otherwise so much oxygen and glucose would be consumed that you would faint.
Survival – Rule #2: The human brain evolved, too.
Triune brain theory: we have 3 brains, the lizard, mammalian, and human brains.
We adapted to change, went from trees to the savana.
2 legs uses less energy and frees up our hands to perform other tasks.
About 45,000 years ago we had an explosion of capabilities (mental). Scientists suspect bad weather caused us to struggle to survive, making us use our brains to adapt. Seems that we all grow when we face adversity.
(reference Jared Diamond’s book Guns, Germs, and Steel)
Goldilocks effect, there was a window of opportunity.
We may have dwindled to as few as 2000 or less at one point.
Humans survived because we could use negotiations, teamwork and cooperation.
Our imagination gave us a powerful tool to edge out the competition.
Ability to learn rapidly from mistakes is a powerful brain capability.
Symbolic reasoning is a uniquely human talent. Resulting from depth and complexity of human interactions. Understand one anothers intentions.
Wiring – Rule #3: Every brain is wired differently.
We have experience-independent, hard wired circuits such as control of heart rate, breathing, digestion.
Some areas are predictable
Some paths are hardwired like a highway. As the paths get narrow it becomes more experience-dependent.
Our experiences wire our brains. and everyone has different experiences.
Experience-dependent wiring is how we learn, this is the blank sheet of paper.
The brain rewires as it learns. No 2 people have the same brain because of that.
The Jennifer Aniston neuron is a metaphor for experience-dependent wiring in the brain.
Michael Jordan vs. Ken Griffy Jr.
Multiple intelligence theory. IQ is only one way to indicate intelligence.
Frames of mind, The theory of multiple intelligences. By Howard Gardner
Multiple intelligences: Verbal/linguistic, musical/rhythmic, logical/mathematical, spatial, bodily/kinesthetic,interpersonal, and intrapersonal.
Small class size and customized instruction is most effective because everyones brain is at different stages of learning.
Attention – Rule #4: We don’t pay attention to boring things.
The more attention we pay the better we learn and remember.
Culture influences context and how we interpret.
Novel stimuli attracts attention and creates interest.
The brain can
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The Super Smart Guy PodcastBy Keith Ledig