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Hypervigilance is a condition in which the nervous system is inaccurately filtering sensory information and the individual is in an enhanced state of sensory sensitivity. This appears to be linked to a dysregulated nervous system which can often be caused by traumatic events or complex PTSD . [ 1 ]
For example, someone may be hypervigilant in the presence of police officers but be relaxed around others. Others might be hypervigilant around everyone. Hypervigilance also resembles paranoia in ...
Vigilance research conducted with subjects across a range of ages conflict regarding the ability to maintain alertness and sustained attention with age. In 1991, Parasuraman and Giambra reported a trend towards lower detection rates and higher false alarm rates with age when comparing groups between 19 and 27, 40 and 55, and 70 and 80 years old ...
Alertness is a state of active attention characterized by high sensory awareness. Someone who is alert is vigilant and promptly meets danger or emergency, or is quick to perceive and act. Someone who is alert is vigilant and promptly meets danger or emergency, or is quick to perceive and act.
People with fibromyalgia are hypersensitive to intense stimuli such as bright lights, loud noises, perfumes, and cold temperatures; people with the condition also have hyper-excitable nociceptors. [29] When people with fibromyalgia are subjected to intense stimuli, they experience sensory overload in the form of pain.
For example, a person may believe that they are in fact not in the hospital to which they were admitted, but an identical-looking hospital in a different part of the country. [ 8 ] Cotard's syndrome is a rare disorder in which people hold a delusional belief that they are dead (either figuratively or literally), do not exist, are putrefying ...
For example, a number of authors have looked at the relationship between an infant's capacity to exercise attentional control and their subsequent performance during language acquisition. [47] [48] Working memory capacity has been studied to understand how memory functions. The ability to predict the effectiveness of someone's working memory ...
A series of penalties brought up an unusual NFL scoring rule in Eagles-Commanders. Here's why the referees threatened to give the Eagles a touchdown.