If you want to really understand schizophrenia, look instead to how the disease begins, says Dr. Daniel Mathalon, a neuroscientist at the University of California, San Francisco.
"Kids seem to be growing up OK. But somewhere, typically in the teenage years, you start to see a decline in their functioning," he says. "They were doing better in school, now they're doing worse. They may have they had friends when they're younger, but they're starting to be more socially isolated."
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