Are boys and girls affected differently by attention deficit disorders?

Are mental illnesses less frequent in "primitive societies"? What about suicide and anorexia, in particular?

Somebody I know has been diagnosed as bipolar II. Could it be a misdiagnosis?

If families initiate treatment, why is it so difficult to involve them in an intervention?

My brother, who suffers from schizophrenia, has gained a lot of weight due to his meds. Any recommendations other than exercise and diet?  

Please define residual schizophrenia. What are the symptoms? Are there any known treatments for this condition?

Is there a possible passive vaccine for Alzheimer's? (Antibodies directed against the protein found in the senile plaque)

Is there a connection between depression and sleep apnea? If so, what is it?

As a mental health specialist, do you believe that more and more people are developing mental illnesses? If so, why do you think this is?

Are nutrition and exercise good complementary treatments for schizophrenia?