[Sleep and vigilance in hyperactive children]
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Updated: Sep 27, 2026

The Rodent Psychomotor Vigilance Test (rPVT): A Method for Assessing Neurobehavioral Performance in Rats and Mice
Published on: December 29, 2016
Michel Lecendreux1, Eric Konofal
1Service de psychopathologie de l'enfant et de l'adolescent Hôpital Robert-Debré 75019 Paris.
Insights
Children with attention deficit hyperactivity disorder (ADHD) often experience sleep disturbances, including agitated sleep and difficulty initiating sleep. These nocturnal issues may contribute to daytime symptoms and hypovigilance in ADHD.
Area of Science:
- Neuroscience
- Pediatrics
- Sleep Medicine
Context:
- Attention deficit hyperactivity disorder (ADHD) is characterized by inattention, impulsivity, and hyperactivity.
- Emerging research highlights a significant link between sleep disturbances and diurnal symptoms in children with ADHD.
- Sleep problems are frequently observed in children with severe ADHD, impacting their daily functioning.
Purpose:
- To explore the relationship between sleep disorders and ADHD.
- To investigate the prevalence and physiopathology of sleep disturbances in children with ADHD.
- To understand the mechanisms governing sleep-wake balance in ADHD.
Summary:
- Children with ADHD exhibit sleep issues like agitated sleep, sleep-onset difficulties, and low arousal thresholds.
- Polysomnography studies reveal sleep abnormalities, such as increased nocturnal motility, potentially causing hypovigilance.
- Further research is needed to clarify sleep disorder mechanisms, including arousal thresholds and micro-arousals, in ADHD.
Impact:
- Understanding sleep-wake balance mechanisms is crucial for comprehending ADHD.
- Excessive nocturnal motility may indicate monoaminergic dysfunctioning in ADHD, suggesting novel therapeutic targets.
- Investigating sleep disturbances could lead to new therapeutic strategies for improving daytime functioning and reducing hypovigilance in ADHD.
Abstract:
Inattention, impulsiveness and hyperactivity are the main clinical features that characterise the attention deficit hyperactivity disorder (ADHD). Children with ADHD essentially present with diurnal manifestations but studies have recently shown a link between sleep and daytime symptoms. ADHD children could present sleep problems such as agitated sleep, sleep-onset difficulties, low arousal threshold during the night. Such sleep difficulties have been shown to occur more frequently in children with severe diurnal ADHD symptoms. Sleep studies using polysomnography have been performed in children with ADHD. Abnormalities during sleep such as increased motricity could be responsible for hypovigilance as measured using multiple sleep latency tests. Prevalence and physiopathology of sleep disorders including awakening mechanisms (micro-arousals, arousal threshold) from sleep yet need to be clarified in ADHD children. Understanding the mechanisms governing the sleep-wake balance seems essential for the comprehension of ADHD. Excessive nocturnal motricity could be the expression of a monoaminergic dysfunctioning previously reported in ADHD and could lead to new therapeutic gateways as well as hypovigilance.
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