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The hypothesis notes that humans spent most of their evolutionary history in hunter-gatherer societies, and it argues that ADHD represents a lack of adaptation to farming societies. Hartmann first developed the idea as a mental model after his own son was diagnosed with ADHD, stating, "It's not hard science, and was never intended to be." [1]
Horses on the Pryor Mountains Wild Horse Range in Montana. The BLM distinguishes between "herd areas" (HA) where feral horse and burro herds existed at the time of the passage of the Wild and Free-Roaming Horses and Burros Act of 1971, and "Herd Management Areas" (HMA) where the land is currently managed for the benefit of horses and burros, though "as a component" of public lands, part of ...
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 ...
Attention deficit hyperactivity disorder (ADHD) [1] is a neurodevelopmental disorder characterized by symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and developmentally-inappropriate. [9] ADHD symptoms arise from executive dysfunction. [18]
The book Autism: Explaining the Enigma was released by Uta Frith in 1989. It explained to non-autistic people how autistic people thought. A second edition was published in 2003. The popular book Children with autism: a parents' guide was also released in 1989. It was edited by American psychologist Michael D. Powers. [407]
Large, high quality research has found small differences in the brain between ADHD and non-ADHD patients. [1] [15] Jonathan Leo and David Cohen, critics who reject the characterization of ADHD as a disorder, contended in 2003 and 2004 that the controls for stimulant medication usage were inadequate in some lobar volumetric studies, which makes it impossible to determine whether ADHD itself or ...
During the first section of the test, the objective is to measure attention during a boring task. For adults, this section is 10.8 minutes long and the non-target is presented 3.5 times for every 1 time a target is presented. The second section of the test is a measure of attention while attending to a stimulating task (target frequent).
Animals in Translation: Using the Mysteries of Autism to Decode Animal Behavior is a 2005 book by Temple Grandin and co-written by Catherine Johnson. Animals in Translation explores the similarity between animals and people with autism, a concept that was originally touched upon in Grandin's 1995 book Thinking in Pictures: My Life with Autism.