For patients who suffer from a severe speech disability and cannot speak, the ability to communicate often means the difference between wanting to die and wanting to live.

About eight in every 1,000 people in the world have lost their ability to verbalize as a result of stroke, traumatic brain injury, Lou Gehrig's or one of many neurological disorders. For these patients and families, South Side-based DynaVox Systems is a lifesaver.

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