As a special needs parent, you may have noticed certain movements or reactions in your child that seem automatic or repetitive. Maybe your child startles easily, walks on their toes, or struggles with coordination. These movements may be linked to primitive reflexes, a set of automatic responses that typically integrate (disappear) as a child’s nervous system develops. However, for children with Autism Spectrum Disorder (ASD), these reflexes sometimes remain active, leading to challenges in motor skills, sensory processing, and overall development.

What Are Primitive Reflexes?

Primitive reflexes are involuntary movements that babies are born with to help them survive and develop in their early months. They are controlled by the brainstem and should gradually fade as the child’s brain matures and higher-level motor skills take over. If these reflexes persist beyond infancy, they can interfere with movement, learning, and sensory processing.

Common Retained Primitive Reflexes in Autism

Children with autism often experience retained (unintegrated) primitive reflexes, meaning these automatic movements don’t fade as expected. This can contribute to difficulties in coordination, emotional regulation, and sensory integration. Some of the most commonly retained reflexes in children with autism include:

1. Moro Reflex (Startle Reflex)

• What It Is: The sudden extension of arms and legs in response to a loud noise or sudden movement.
• Signs of Retention:
  • Easily startled or hypersensitive to sounds and movement.
  • Anxiety or difficulty self-soothing.
  • Motion sickness or fear of falling.

2. Tonic Labyrinthine Reflex (TLR)

• What It Is: Causes a baby to extend their arms and legs when their head tilts backward and curl inward when their head tilts forward.
• Signs of Retention:
  • Poor balance and coordination.
  • Toe-walking or difficulty with posture.
  • Challenges with spatial awareness.

3. Asymmetrical Tonic Neck Reflex (ATNR)

• What It Is: When a baby turns their head to one side, the arm and leg on that side extend, while the opposite limbs bend.
• Signs of Retention:
  • Difficulty crossing the midline (e.g., trouble using both hands together).
  • Writing challenges or difficulty reading across a page.
  • Poor hand-eye coordination.

4. Symmetrical Tonic Neck Reflex (STNR)

• What It Is: Helps a baby transition from lying down to crawling by bending the arms and straightening the legs when the head is lifted.
• Signs of Retention:
  • Poor posture, often slumping at a desk.
  • Difficulty sitting still or frequently shifting positions.
  • Challenges with crawling or stair-climbing.

5. Spinal Galant Reflex

• What It Is: Causes a baby to curve their body to the side when the lower back is touched.
• Signs of Retention:
  • Sensory issues with clothing or tags.
  • Bedwetting beyond expected age.
  • Difficulty sitting still or fidgeting excessively.

How Retained Reflexes Impact Children with Autism

When primitive reflexes don’t integrate properly, they can contribute to challenges that many children with autism face, including:

• Sensory Processing Difficulties – Overreacting or underreacting to sensory input.
• Motor Delays – Trouble with coordination, fine motor skills, and balance.
• Emotional Regulation Issues – Increased anxiety or difficulty managing emotions.
• Learning Challenges – Trouble with reading, writing, and focus in the classroom.

What Can Parents Do?

1. Reflex Integration Exercises

Simple movement exercises can help retrain the nervous system to integrate these reflexes. Working with an occupational therapist trained in reflex integration can be beneficial. Some common techniques include:

• Moro Reflex: Deep pressure exercises like weighted blankets or hugging.
• ATNR Reflex: Cross-body movements like crawling and figure-eight arm exercises.
• TLR Reflex: Rolling and balance-based activities.

2. Sensory-Friendly Activities

Providing sensory input in a structured way can help children process retained reflexes. This might include:

• Rocking or swinging to support vestibular integration.
• Compression clothing or deep pressure therapy for proprioception.
• Tactile play with textured objects to reduce hypersensitivity.

3. Physical Therapy and Occupational Therapy

A professional can assess and create an individualized plan for your child’s needs. Therapists often use:

• Brain Gym exercises
• Movement therapy (e.g., crawling, core-strengthening activities)
• Massage techniques to calm reflex responses

4. Chiropractic or Craniosacral Therapy

Some parents find that gentle chiropractic adjustments or craniosacral therapy help regulate the nervous system and support reflex integration.

5. Daily Movement Play

Encourage free movement through activities like:

• Climbing
• Playing on swings
• Crawling tunnels
• Jumping on a trampoline

Final Thoughts

As a special needs parent, understanding retained primitive reflexes can give you insight into some of your child’s unique challenges. If you suspect your child has retained reflexes, consider consulting with an occupational therapist or physical therapist who specializes in reflex integration. With the right support and targeted activities, you can help your child improve coordination, sensory regulation, and daily functioning.

Remember—progress takes time, but small, consistent efforts can make a big difference! 💙✨