Sensory processing disorders are conditions that affect how the brain processes sensory information. They can cause over or undersensitivity to sensory information, including sight, sound, and touch.

Children with a sensory processing disorder may have an increased or decreased sensitivity to sensory input, such as light, sound, and touch. They may avoid or seek out sensory stimulation as a result ...

Sensory processing disorder—also known as SPD or sensory integration disorder—is a term describing a collection of challenges that occur when the senses fail to respond properly to the outside world.