How Do Sensory Processing Differences Affect Sleep in Autism?

PostedDecember 16, 2025

UpdatedDecember 16, 2025

ByMy Patient Advice

Author: Hannah Smith, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Sensory differences and sleep in autism are closely linked, as sensory sensitivities can make it difficult for autistic individuals to fall asleep or stay asleep. Many individuals on the autism spectrum experience heightened or diminished responses to sensory stimuli, which can disrupt their bedtime routines and lead to sleep difficulties such as insomnia.

For individuals with autism, sensory processing challenges, such as heightened sensitivity to light, sound, or texture, can make the environment feel overwhelming, especially at night. This discomfort can prevent the relaxation needed for a restful night’s sleep, contributing to disturbed sleep patterns and poor-quality rest.

How Sensory Differences Impact Sleep

Here is how sensory differences and sleep in autism can affect rest and routines:

Sensitivity to sensory stimuli

Many autistic individuals are hypersensitive to sensory stimuli such as the feel of certain bed sheets, the sound of a ticking clock, or the brightness of a light. These sensitivities can make it difficult to unwind and prepare for sleep, leading to difficulty falling asleep or staying asleep throughout the night.

Difficulty with bedtime routines

Bedtime routines are essential for most people to wind down before sleep, but sensory issues can interfere with these processes. For example, the sensory overload of brushing teeth, wearing specific sleepwear, or being in a room with harsh lighting can disrupt the calming effect of bedtime rituals.

Insomnia and sleep disturbances

Sleep disturbances and insomnia are common in individuals with autism, often linked to sensory overload or heightened anxiety. These challenges can lead to irregular sleep schedules and fatigue during the day.

Understanding the connection between sensory differences and sleep in autism is key to creating environments and bedtime routines that help reduce sensory overload and improve sleep quality.

Visit providers like Autism Detect for advice on managing sensory processing and improving sleep in autism.

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to Sensory Processing Differences.

Hannah Smith, MSc

Author

Hannah Smith is a clinical psychologist with a Master’s in Clinical Psychology and over three years of experience in behaviour therapy, special education, and inclusive practices. She specialises in Applied Behavior Analysis (ABA), Cognitive Behavioural Therapy (CBT), and inclusive education strategies. Hannah has worked extensively with children and adults with Autism Spectrum Disorder (ASD), ADHD, Down syndrome, and intellectual disabilities, delivering evidence-based interventions to support development, mental health, and well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy.

Dr. Rebecca Fernandez, MBBS

Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy.