Early Motor Development in Autism Spectrum Disorders

Autism spectrum disorders (ASD) are primarily defined by challenges in social communication and restrictive or repetitive behaviours, yet atypical motor development is increasingly recognised as an early and pervasive feature. From spontaneous newborn movements to the acquisition of head control, sitting, reaching and grasping, infants who go on to receive an ASD diagnosis often display subtle deviations in timing, quality and variability of movement. These motor differences reflect altered sensorimotor integration, involving pathways from the cerebellum to cortical motor regions and disturbances in proprioceptive feedback. Early motor anomalies can cascade into broader developmental domains, influencing language acquisition, social engagement and adaptive function. Advances in quantitative motion analysis—ranging from wearable inertial sensors to markerless video tracking—have enabled objective characterisation of these early motor signatures. Identifying reliable motor indicators within the first months of life holds promise for earlier screening and tailored interventions. Globally, integrating motor assessment into infant health programmes may accelerate support for families and enhance long-term outcomes by capitalising on neural plasticity during critical developmental windows.

Research from Nature Portfolio

Recent studies have demonstrated that features of spontaneous neonatal movement, recorded within days of birth and analysed via markerless body‐motion systems, are significantly associated with later ASD risk. Patterns of reduced movement complexity and altered sleep‐state motor signatures distinguished infants at elevated risk from their peers. Logistic models based on these early kinematic measures have outperformed traditional awake‐state observations in classifying high- versus low-risk groups by 18 months. These findings suggest that objective analysis of spontaneous movements may serve as a non-invasive biomarker of ASD well before overt behavioural symptoms emerge.

Early Motor Development in Autism Spectrum Disorders publication trend

The graph below shows the total number of articles in early motor development in autism spectrum disorders across all publications each year (not limited to Nature Index journals).

Technical terms

Gross motor skills: Movements involving large muscle groups, such as sitting and crawling.

Fine motor skills: Coordination of smaller muscles for precise actions like reaching and grasping.

Postural control: Ability to maintain balance and stability during static and dynamic positions.

Proprioception: Sensory awareness of limb position and movement within the body.

Spontaneous movement patterns: Unelicited, self-initiated motor activity observed in early infancy.

Prodrome: Early signs or symptoms indicating the onset of a disorder prior to full manifestation.

Motor milestone: Age-related developmental achievements in motor function, such as rolling over.

Markerless motion analysis: Technology that quantifies movement without physical markers on the body.

References

1. Spatiotemporal patterns of spontaneous movement in neonates are significantly linked to risk of autism spectrum disorders at 18 months old. Scientific Reports (2023).
2. Barking Up the Wrong Tree—Motor–Sensory Elements as Prodrome in Autism. Biomedicines (2024).
3. The Use of the Alberta Infant Motor Scale (AIMS) as a Diagnostic Scale for Infants with Autism. Diagnostics (2023).
4. Development of Infant Sitting Postural Control in Three Groups of Infants at Various Risk Levels for Autism Spectrum Disorder. International Journal of Environmental Research and Public Health (2023).
5. Using Wearable Sensor Technology to Measure Motion Complexity in Infants at High Familial Risk for Autism Spectrum Disorder. Sensors (2021).