Flashing lights, screeching noises, disorienting colors.

That is what 10-year-old Alex Marshall saw, heard, and felt — not while playing an intense video game or watching an action flick on the big screen, but while standing in the middle of a shopping center with his mom. 

Many people on the autism spectrum — people like Alex — have varying issues with sensory input. That is, they may be over- or under-sensitive to sights, sounds, and other stimuli around them. An everyday experience like walking down an aisle in the mall can be overwhelming. 

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