title: Psychogenic
text: # Psychogenic
  
  A psychogenic effect is one that originates from the brain instead of other physical organs (i.e. the cause is psychological rather than physiological) and may refer to:
  
  * Psychogenic pain
  * Psychogenic disease
  * Psychogenic amnesia
  * Psychogenic cough, i.e. a habit cough
  * Mass psychogenic illness
  