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8 votes

Is the Flynn effect autism?

The Flynn effect refers to the tendency over the last century or so for IQ scores to increase each generation by a few points. There is no link between vaccination and autism. It is pseudo-scientific ...
Jeromy Anglim's user avatar
6 votes

Is it possible to become addicted to sleep deprivation?

Possibly of interest: 2011 study from Berkeley, published in the Journal of Neuroscience: Pulling an all-nighter can bring on euphoria and risky behavior: https://news.berkeley.edu/2011/03/22/pulling-...
Claire Gilmore's user avatar
6 votes
Accepted

Is autism caused by genetics?

In light of a recent question in MedicalSciences.SE, I thought I would update this answer to include some information from my answer there. Autism spectrum disorder (ASD) now affects one in 68 births ...
Chris Rogers's user avatar
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5 votes
Accepted

Can an autistic person have very advance language skills?

They may be referring to hyperlexia (rather than hyperverbal ability): Hyperlexic children are characterized by word-reading ability well above what would be expected given their age. ... Some ...
Arnon Weinberg's user avatar
  • 19.7k
4 votes

Why does autism sometimes only visibly appear later in life?

It is important to remember when reading this question and answer is that Autism Spectrum Disorder (ASD) does not develop in adulthood, but symptoms can change for individuals over time because ...
Zoe Howlett's user avatar
4 votes
Accepted

Why isn't high functioning autism recognized by the DSM-5 or the ICD-10?

Asperger's being "subsumed" in DSM-5 is not the whole story. There's indeed a new DSM-5 coding for the severity of the disorder. But applying the DSM-5 actual clinical criteria results in fewer people ...
against very long user names's user avatar
4 votes
Accepted

Tourette and autism: how common is the combination?

The co-occurrence of Tourette syndrome (TS) and autism spectrum disorder (ASD) is relatively common. Research indicates that there is a significant overlap between these two conditions: Tourette ...
Josh's user avatar
  • 56
3 votes

Is stacking cans really a sign of Asperger's?

Symptoms of Asperger’s Syndrome difficulty recognizing social cues awkward body language social isolation aloofness fixation on certain objects The picture (and idea) that “stacking cans” is in ...
tale852150's user avatar
3 votes
Accepted

What is the evidence that mathematicians are more likely to have autistic traits than the rest of the population?

No. I can't seem to find a specific study into professional mathematicians or graduate students so far, the studies always seem to group the occupations together. However, Baron-Cohen's team has ...
Poidah's user avatar
  • 1,019
3 votes
Accepted

Why might sleeping on the floor alleviate PTSD symptoms?

Why might sleeping on the floor alleviate PTSD symptoms? Question: Does sleeping on the floor have similar neurotransmitter effects, as sleeping under a weighted blanket might? Psychiatrically, would ...
Rob's user avatar
  • 311
3 votes
Accepted

Test to evaluate attention in Autism

You don't say what language you want the tests to be in, so I'm assuming English. In the book Evidence-Based Assessment in ASD (Autism Spectrum Disorder), author Kenneth J. Aitken "describes and ...
user18541's user avatar
3 votes

Is the mathematician's activity psychologically healthy?

Simon Baron-Cohen developed a relevant tool for this question: the autism-spectrum quotient (AQ). A test is available here. Here are the abstracts of two papers of Baron-Cohen et al.: "The Autism-...
Sebastien Palcoux's user avatar
3 votes
Accepted

In technologically advanced countries, do most autistic adults not know they are autistic?

Short answer: Yes. Modern estimates of global prevalence for autism are around 1-2% (for systematic reviews, see Baxter et al, 2015; Chiarotti & Venerosi, 2020). Prevalence rates appear stable ...
Arnon Weinberg's user avatar
  • 19.7k
3 votes

Looking for literature on detailed developmental milestones (and their prerequisites) for a child of a given age

A good resource for psychological development is: Sigelman, C. K., & Rider, E. A. (2017). Life-span human development 9th Edition. Wadsworth Publishing. A sample can be viewed at https://read....
Chris Rogers's user avatar
  • 12.2k
2 votes

Is it possible to become addicted to sleep deprivation?

"The more you do something (whether you particularly "enjoy" it or not) the more likely you are to build it up as a habit" This simply is not the case. "So in this regard, ...
Mark Choi's user avatar
2 votes

Why does autism sometimes impede the ability to produce speech?

What is Autism? Psychologists, psychoanalysts and neuroscientists all commonly apply a triune model of the brain : The Reptilian complex (aka “instinct” aka “the Id”) : where primitive subconscious ...
John Slegers's user avatar
2 votes

Probiotics and Mental Health

The following, and more, is available at my blog article Microbiome and Probiotics: Gut bacteria can affect your mental health? Answer to Question 1: Can poor mental health affect the bidirectional ...
Chris Rogers's user avatar
  • 12.2k
2 votes

Why isn't high functioning autism recognized by the DSM-5 or the ICD-10?

High-functioning autism along with Asperger's syndrome were both subsumed by Autism Spectrum Disorder in the DSM-5 in 2013. The Autism Society has a good page on the distinctions and history of these ...
Krysta's user avatar
  • 2,943
2 votes

is it possible to be severely autistic yet not being "visibly autistic"?

What you propose Is it possible that someone has level-3 (severe) autism yet on superficial look or talk the disability does not appear? is a contradiction in terms by the usual (DSM) definition of ...
against very long user names's user avatar
2 votes
Accepted

How accurate are diagnoses on Autism to Children under 3 years old?

There was a study which examines the exact question you posed. This study, which was conducted by Stone et al. (1999) compared accuracy of diagnosis of autism and a pervasive developmental disorder ...
Chris Rogers's user avatar
  • 12.2k
2 votes
Accepted

Adept noticing of microexpressions by autistic people

Clark et al, 2008 show impairment in ASD individuals for detection of the emotional content of microexpressions. In general, ASD individuals have trouble discriminating the nuance of facial ...
Bryan Krause's user avatar
  • 7,425
2 votes
Accepted

Article about DTI of Autistic Brain

The source of the image (which also appears here, here, and here) is the Walter Schneider lab at the University of Pittsburgh. They have a webpage about an episode of 60 Minutes that featured their ...
leekaiinthesky's user avatar
2 votes

Can an autistic person have very advance language skills?

As an Autistic person myself, and as a person knowing many autistic people, I can assure you we indeed are capable of language. Even very low functioning autistic individuals are at least somewhat ...
Zoey's user avatar
  • 131
2 votes
Accepted

Reference for "Autistic traits may only emerge when social demands exceed capacity"?

The Centers for Disease Control and Prevention's page on Autism Spectrum Disorder (ASD) contains the following mention (in the section "Specify current severity"): "Symptoms must be ...
J..y B..y's user avatar
  • 809
2 votes

Why are "restricted and repetative behaviors" in autism considered a "symptom" given thier utility in the workplace?

ASD is a neurodevelopmental disorder and its associated body of psychological research is heavily centered around childhood behaviors. The DSM-5's criteria will also reflect this deference to ...
Lambda's user avatar
  • 199
2 votes
Accepted

Books to understand autism?

I'm no expert, but I found Jennifer Cooke O'Toole's The Asperkid's (Secret) Book of Social Rules helpful in understanding parts of autism. It has cheatsheets that may be helpful.
blank's user avatar
  • 36
1 vote
Accepted

What is the neurological basis for the association between Bipolar type 2 and autism spectrum disorder (ASD)?

Google Scholar identifies several learned articles that discuss the association/overlap between bipolar disorder type 2 and autism spectrum disorder (ASD), including: Khanzada, N. S., Butler, M. G., &...
Tony Mobbs's user avatar
  • 1,728

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