In recent years, the idea that the brain as a muscle has become popular: if it has not trained, it's a perception. As a result, exercise the brain by solving problems, puzzles, sudoku, etc. It has been advertised as a means not only to reduce the intellectual decline that occurs with age, but also to reduce the risk of suffering from senile dementia or Alzheimer's disease.
The reality, however, is that the scientific evidence in the field of neurosurgery that supports the above statements is very weak. As Steven Novella, a neurologist and teacher at Yale University School of Medicine, said: "More than two decades of research show that by performing a specific mental activity you will become more skilled in that activity, and that's # 39; the thing … If you're a sudoku, you'll get better when solving sudoku, you do not become more intelligent. "
However, these neuroscience findings have not been a barrier to the industry "training brain" in the form of books, video games, music, courses … In fact, a sector report predicts that The business of cognitive assessment and brain training is moving more than eight billion dollars in the world by 2022. As it almost always happens, marketing is in front of science, when it is not draped & # 39 ; n direct.