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0.8–1.5% (2019, using DSM-IV-TR and ICD-10) [2] Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterised by executive dysfunction occasioning symptoms of inattention, hyperactivity, impulsivity and emotional dysregulation that are excessive and pervasive, impairing in multiple contexts, and ...
Mayflies "hatch" (emerge as adults) from spring to autumn, not necessarily in May, in enormous numbers. Some hatches attract tourists. Fly fishermen make use of mayfly hatches by choosing artificial fishing flies that resemble them. One of the most famous English mayflies is Rhithrogena germanica, the fisherman's "March brown mayfly". [3]
Like mayflies, stoneflies and dragonflies, but to a somewhat lesser extent, caddisflies are an indicator of good water quality; they die out of streams with polluted waters. [17] They are an important part of the food web, both larvae and adults being eaten by many fish. The newly hatched adult is particularly vulnerable as it struggles to the ...
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 ...
Anthropomorphizing household objects. When people feel sympathy for inanimate objects, they are anthropomorphizing, attributing human behaviors or feelings to animals or objects who cannot feel ...
Taking a high dose of ADHD drugs is linked to more than five times greater risk of developing psychosis or mania, according to a new study published Thursday in the American Journal of Psychiatry.
Cognitive disengagement syndrome (CDS) is a syndrome characterized by developmentally-inappropriate, impairing and persistent levels of decoupled attentional processing from the ongoing external context and resultant hypoactivity. Symptoms often manifest in difficulties with staring, mind blanking, withdrawal, mental confusion and maladaptive ...
Attention deficit hyperactivity disorder controversies. Despite their safety and effectiveness in treating ADHD symptoms, [1] the use of methylphenidate and other stimulant medications is frequently a topic of public controversy. Despite the scientifically well-established nature of attention deficit hyperactivity disorder (ADHD), its diagnosis ...