Anxiety is one of the most common clinical problems among children, adolescents, and
adults with autism spectrum disorder (ASD), yet we know little about its etiology in the …

Autism spectrum disorder (ASD) is a common comorbid condition in people with fragile X
syndrome (FXS). It has been assumed that ASD symptoms reflect the same underlying …

This study examined differences between adults with autism spectrum disorder (ASD; N=
40) and typical community volunteers (N= 25) on measures of stressful life events, perceived …

Fragile X syndrome (FXS) is recognized as the most common genetic cause of intellectual
disability and autism spectrum disorder (ASD). Although symptoms of ASD are frequently …

Despite the significance of efforts to understand the biological basis of autism, progress in
this area has been hindered, in part, by the considerable heterogeneity in the disorder …

Background Theories of differences in resting-state arousal in autistic individuals are
influential. Differences in arousal during resting-state would impact engagement and …

Heart rate variability (HRV) has been separately shown to be associated with ASD
symptomatology, psychological wellbeing and emotion regulation (ER) in specific samples …

Background Many children with autism and other neurodevelopmental disorders undergo
expensive, time-consuming behavioral interventions that often yield only modest …

Caregiver reports, clinical observations, and diagnostic assessments indicate that most
individuals with fragile X syndrome experience high levels of chronic anxiety. However …

Social deficits are fundamental to autism spectrum disorder (ASD), and a growing body of
research implicates altered functioning of the autonomic nervous system (ANS), including …