Sensory Processing Differences: Meaning and Examples — NeuroDiversion
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NeuroDiversion

Neurodivergent glossary

Sensory ProcessingAutism

Sensory Processing Differences

Variations in how the brain receives, interprets, and responds to sensory information—including heightened sensitivity, reduced sensitivity, or both.

What it means

Sensory processing differences describe the wide range of ways neurodivergent brains handle sensory input differently from the statistical norm. This can include hypersensitivity (experiencing sensory input as more intense), hyposensitivity (needing more input to register it), or a combination of both across different senses.

A person might be hypersensitive to sound (a ticking clock is unbearable) while being hyposensitive to pain (not noticing a cut until they see blood). These profiles are highly individual—no two people have the same sensory landscape.

Sensory processing differences are central to the autistic experience but also affect people with ADHD, SPD (Sensory Processing Disorder), and other conditions. Understanding your own sensory profile is one of the most practical tools for managing daily life—it transforms confusing meltdowns and shutdowns into predictable, manageable responses to identifiable triggers.

In practice

What this can look like

  • You cut the tags out of all your clothes because the feeling against your skin is genuinely distracting to the point of pain. People think you're being fussy. You're managing a sensory system that registers texture at a different volume.
  • You love spicy food but can't handle the texture of mashed potatoes. Flavor and texture are processed differently, and your sensory system has strong opinions about both.

Context

Clinical context

Sensory processing differences are included in the DSM-5 autism criteria as "hyper- or hyporeactivity to sensory input or unusual interest in sensory aspects of the environment."

Community note

Many autistic adults find that creating a "sensory profile"—a personal map of what inputs they seek, tolerate, and avoid—is one of the most useful post-diagnosis tools. It turns mysterious discomfort into actionable information.

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Related terms

Sensory Overload When sensory input—sounds, lights, textures, smells, crowds—exceeds your nervous system's capacity to process, leading to distress, shutdown, or meltdown. Stimming Self-stimulatory behavior—repetitive movements, sounds, or sensory inputs used to regulate emotions, manage sensory needs, or express feelings. Meltdown An involuntary, intense response to overwhelming sensory, emotional, or cognitive input—not a tantrum, but a nervous system crisis. Shutdown A withdrawal response to overwhelming input where the brain essentially "turns off"—going quiet, still, and disconnected as a protective mechanism.

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