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Hyperfocus may in some cases also be symptomatic of a psychiatric condition. In some cases, it is referred to as perseveration [2] —an inability or impairment in switching tasks or activities ("set-shifting"), [8] or desisting from mental or physical response repetition (gestures, words, thoughts) despite absence or cessation of a stimulus.
Special interests are sometimes confused with hyperfixations. [11] Hyperfixations are short-lived periods of strong interest in a subject over a few days to months which can occur in anyone (although are especially common in people with ADHD ), [ 12 ] while special interests are an autistic trait and usually last years. [ 13 ]
Hyperfixations — on specific activities, interests and, yes, meals — are a common experience among people with ADHD. They may also hyperfocus on a particular topic, Adler says.
The development of memory is a lifelong process that continues through adulthood. Development etymologically refers to a progressive unfolding. Memory development tends to focus on periods of infancy, toddlers, children, and adolescents, yet the developmental progression of memory in adults and older adults is also circumscribed under the umbrella of memory development.
Since the brain regions are so specialized in their functioning, damages done to specific areas of the brain can cause specific type of damage. Damage to the left side of the brain can lead to language discrepancies, i.e. difficulty in properly identifying letters, numbers and words, inability to incorporate visual stimuli to comprehend ...
Short-term memory (STM), similar to Working Memory, is defined as a memory mechanism that can hold a limited amount of information for a brief period of time, usually around thirty seconds. [18] Stress, which is often perceived as only having negative effects, can aid in memory formation. [ 30 ]
Adult Attention Deficit Hyperactivity Disorder is the persistence of attention deficit hyperactivity disorder (ADHD) into adulthood. It is a neurodevelopmental disorder, meaning impairing symptoms must have been present in childhood, except for when ADHD occurs after traumatic brain injury.
Miller and Sweatt demonstrated that rats trained in a contextual fear conditioning paradigm had elevated levels of mRNA for DNMT3a and DNMT3b in the hippocampus. [4] Fear conditioning is an associative memory task where a context, like a room, is paired with an aversive stimulus, like a foot shock; animals who have learned the association show higher levels of freezing behavior when exposed to ...