The genetic key to bipolar disorder

Perhaps it is not a disorder if it contributes to fitness (in a biological sense). Classifying "normal", albeit very distressing and obnoxious, human behavior as disordered is a misunderstanding.

&gt;There are approximately 160,000 individuals living with bipolar disorder in Norway, and globally, around 40 to 50 million people are affected.<p>Does Norway have an unusually high prevalence? That is 2% of Norway&#x27;s population and 0.6% of the global population