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What Milestones in Nonverbal Skills Are Often Delayed in Autism? 

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Updated
ByMy Patient Advice
Author: Hannah Smith, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Delayed nonverbal milestones in autism are common early indicators of the condition. Nonverbal communication plays a crucial role in the development of social and language skills, and delays in certain nonverbal milestones, such as pointing, waving, or other gestures, can often suggest autism spectrum disorder (ASD). These delays can affect a child’s ability to interact with others, share attention, and express emotions, making early identification and intervention essential. 

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Common Delayed Nonverbal Milestones in Autism 

These are milestones that often lead to autism and can signal when early support is needed. 

Delayed Pointing  

Pointing is one of the first gestures that children use to communicate. Children with autism may show a delay or lack of pointing, making it difficult for them to direct attention or ask for help. Speech and language therapy can help promote the development of pointing and other early gestures to enhance communication skills. 

Delayed Waving  

Waving is another gesture typically developed by the age of one, but delayed nonverbal milestones in autism may result in children not using this common greeting or social gesture. Therapies like Applied Behaviour Analysis (ABA) can encourage children to use waving as part of their social communication development. 

Limited Use of Gestures  

In addition to pointing and waving, many children with autism show limited use of other gestures, such as nodding or shaking their head. These delayed nonverbal milestones can make social communication challenging. Social skills training can help children learn how to use gestures effectively to express themselves and engage with others. 

Visit providers like Autism Detect for personal consultations to learn more about delayed nonverbal milestones in autism and how early intervention can address delays in pointing, waving, and other gestures. 

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to Nonverbal Communication 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. 

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