How a Junkie's Brain Helps Parkinson's Patients

ATASCADERO, California -- In Monterey County Jail, in the spring of 1981, a 21-year-old drug dealer and junkie named Toby Govea lay in bed shaking violently and uncontrollably. Thanks to a bad batch of homemade heroin, Govea had developed symptoms of Parkinson's Disease, an incurable neurological illness that causes muscle rigidity, tremors and eventually loss of movement. Today, Govea remains incarcerated -- but free of tremors, thanks to a treatment made possible by research on the prisoner's...Full Story