One in six children have sensory processing difficulties.
In specific populations, the prevalence is estimated to be as high as 80% to 100% and includes children with autism spectrum disorder or who have a history of prematurity, fetal alcohol syndrome, or Down syndrome, just to name a few.
Left untreated, SPD can lead to constant feelings of overwhelm that can make sufferers isolate themselves to avoid over-stimulation. It can also lead to anxiety, secondary depression, social isolation, or trouble succeeding at school or work.