What causes autism? As far as we know in 2013, there is no single gene or single environmental factor that accounts for the more than 1 million Americans with ASDs.

What causes autism? As far as we know in 2013, there is no single gene or single environmental factor that accounts for the more than 1 million Americans with ASDs.

Sometimes, patients with serious mental illness, just as with other serious medical illnesses, require hospitalization. In the absence of available public or private hospital beds, there are few options.