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Nystagmus. Nystagmus is a condition of involuntary (or voluntary, in some cases) [1] eye movement. [2] People can be born with it but more commonly acquire it in infancy or later in life. In many cases it may result in reduced or limited vision. [3] In normal eyesight, while the head rotates about an axis, distant visual images are sustained by ...
High-functioning autism is characterized by features similar to those of Asperger syndrome. The defining characteristic recognized by psychologists is a significant delay in the development of early speech and language skills, before the age of three years. [ 12] The diagnostic criteria of Asperger syndrome exclude a general language delay.
The history of autism spans over a century; [ 1] autism has been subject to varying treatments, being pathologized or being viewed as a beneficial part of human neurodiversity. [ 2] The understanding of autism has been shaped by cultural, scientific, and societal factors, and its perception and treatment change over time as scientific ...
Show comments. Some 4% of U.S. adults aged 65 and older say they have been diagnosed with dementia, a rate that reached 13% for those at least 85-years old, according to a report of a national ...
A concussion is a mild form of traumatic brain injury, or TBI. It occurs when the skull and brain are rapidly jolted back and forth. This is usually the result of a bump, bang, or blow to the head ...
Sensory processing disorder is present in many people with dyspraxia, autism spectrum disorder and attention deficit hyperactivity disorder. Individuals with SPD may inadequately process visual, auditory, olfactory (smell), gustatory (taste), tactile (touch), vestibular (balance), proprioception (body awareness), and interoception (internal ...
Pervasive developmental disorder. The diagnostic category pervasive developmental disorders ( PDD ), as opposed to specific developmental disorders (SDD), was a group of disorders characterized by delays in the development of multiple basic functions including socialization and communication. It was defined by the Diagnostic and Statistical ...
Autism therapies. A three-year-old with autism points to fish in an aquarium, as part of an experiment (2004) on the effect of intensive shared-attention training on language development. [ 1] Autism therapies include a wide variety of therapies that help people with autism, or their families. Such methods of therapy seek to aid autistic people ...