Who Is Affected by Bipolar I Disorder ?

  • Bipolar I Disorder affects approximately 1% of the population
  • The average age of onset for Bipolar I Disorder is 20 years for both men and women
  • An equal number of men and women develop Bipolar I Disorder , and it affects all races and ethnic groups equally
  • First-degree relatives of those with Bipolar I Disorder are more likely to have Bipolar I Disorder