Early Signs of Autism: How to Identify Them at Every Developmental Stage

Recognizing the early signs of autism is key to effective early intervention. From a lack of smiles and eye contact in the first months to language difficulties and repetitive behaviors at later ages, each sign provides valuable insight into your child’s development. Discover what indicators to look for at each stage and how to address these challenges with the right support.

One of the most valuable things you can do as a parent or caregiver is to recognize the early signs of autism and understand the developmental milestones your child should be achieving.

By 6 Months

• Few or no big smiles or other warm, joyful expressions

• Limited or no eye contact

By 9 Months

• Little or no back-and-forth sharing of sounds, smiles, or other facial expressions

By 12 Months

• Little or no babbling

• Little or no back-and-forth gestures (pointing, showing, reaching, waving)

• Little or no response to their name

By 16 Months

• Very few or no spoken words

By 24 Months

Very few or no meaningful two-word phrases (excluding imitating or repeating words).

Signs of Autism at Any Age

• Loss of previously acquired speech, babbling, or social skills

• Avoidance of eye contact

• Persistent preference for solitude

• Difficulty understanding others' feelings

• Delayed language development

• Persistent repetition of words or phrases (echolalia)

• Resistance to minor changes in routine or surroundings

• Restricted interests

• Repetitive behaviors (flapping, rocking, spinning, etc.)
  

Unusual and intense reactions to sounds, smells, tastes, textures, lights, or colors. Early recognition of autism signs allows for timely intervention, which can significantly improve a child’s development and quality of life. If you notice any of these signs in your child, consult a specialist for guidance and support. Remember, early action can make a meaningful difference in their growth and well-being.