Intermittent explosive disorder is a common condition.

Subjective data differ from objective data because

a) subjective data are not based on empirical data. b) subjective data are more difficult to validate consensually. c) psychologists are not concerned with subjective data. d) subjective data refer to things outside the self.

All of the following are documented benefits of physical exercise EXCEPT:

A) greater physical fitness. B) improved intellectual performance. C) increased nervous tension. D) better mental health.