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Dr. Diamond's laboratory made thin sections of Einstein's brain, each 6 micrometers thick. They then used a microscope to count the cells. Einstein's brain had more glial cells relative to neurons in all areas studied, but only in the left inferior parietal area was the difference statistically significant.
Edison may have had some form of Attention-deficit hyperactivity disorder (ADHD), which the American Psychiatric Institute says affects about 3–5% of children. [10] Albert Einstein in 1893 (age 14) A notable example of a child who overcame early developmental problems is Albert Einstein, who suffered from speech difficulties as a young child ...
Roughly 6.5 million children ages 3 to 17 had ADHD that year — up from 5.4 million in 2016. ... A child also needed to have ADHD symptoms before age 7 to be diagnosed. But for the last decade ...
The prevalence of ADHD within the age group of 5-11 years for both male and female children is 8.6%, whereas children in the age group of 12-17 years is 14.3%. [37] This difference between genders may reflect either a difference in susceptibility or that females with ADHD are less likely to be diagnosed than males. [38]
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Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by executive dysfunction occasioning symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally-inappropriate.
Hyperactivity has long been part of the human condition, although hyperactive behaviour has not always been seen as problematic. [1] [page needed]The terminology used to describe the symptoms of attention deficit hyperactivity disorder, or ADHD, has gone through many changes over history, including "minimal brain damage", "minimal brain dysfunction", "learning/behavioral disabilities" and ...
It is difficult to say exactly how many children or adults worldwide have ADHD because different countries have used different ways of diagnosing it, while some do not diagnose it at all. In the UK, diagnosis is based on quite a narrow set of symptoms, and about 0.5–1% of children are thought to have attention or hyperactivity problems.