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Most popular myths and facts about exposing their brain
Many of our articles are devoted to the facts about the brain, but do not forget that the myths on this subject is still very much. Editorial decided to debunk some of them.
1. The more the better h2> The level of IQ is not dependent on the size of the brain, otherwise we would now were in bondage to the whales. Do not depend on it and the percentage of brain to body mass. In humans it is 2%, and shrews, which have never been seen in a special acumen, as much as 10%. Evolving our brains to increase in size and, more importantly, it increased its complexity. In the human brain from the 19 to 23 millions of neurons, and they can be joined together tens of thousands of times.
2. Right-handed against the left-handed h2> For a long time it was believed that a person prevails for some one hemisphere of the brain. Creative individuals - "right-handed" and logic - "left-handed". Unwitting author of the myth can be considered a neurobiologist Roger Sperry, who wrote an article about the cognitive differences between hemispheres. Sperry said repeatedly that he feared that his ideas could be misinterpreted by journalists, that actually happened.
3. Efficiency of the brain h2> You probably have heard that we are using an average of just 10% of the brain. Psychics, mediums and other fortune-teller claimed that the remaining 90% are used to communicate with the supernatural.
4. Aging impairs the brain h2> Of course, there is a grain of truth. Aging of the brain leads to the destruction of neural connections, which in turn leads to a deterioration in working memory, attention and motor coordination. But other skills only improve with age. These scholars include social and emotional.
5. Classical music makes smarter h2> Nothing of the sort. Scientists have proved that classical music has no effect on your intellect, as previously thought.
6. Crosswords are useful h2> It was believed that solving crossword puzzles and crossword puzzles, we keep your brain in good shape. Scientists at the Institute of Gerontology, in New York, have shown that the brains of people who are fond of crossword puzzles, aging in the same way as people who are not involved in this matter.
7. Men are given better math than women h2> It is a common opinion - nothing more than a stereotype, not due to natural inclinations and culturological differences. However, analysis of the mean score on the exact sciences in schools from different countries about the same for boys and girls.
8. Brain cells do not regenerate h2> It was long thought that the brain - the only organ in the human body, whose cells do not regenerate, but scientists from the Institute in La Jolla (California) in 1998, denied the report. In addition, the brain can adapt to different emergencies. In people who have lost eyesight, acute hearing, so the brain sends more power to the sense organ, and the people who survived the amputation of parts of the brain continue to live as if nothing had happened, as other parts of the brain take over the functions lost.
