AP PSYCHOLOGY

Detailed explanation-1: -One of the strongest risk factors is a family history of the disorder. This connection may be due to certain genes. Adults who have relatives with the disorder have an average tenfold increase in risk of developing the disorder, according to a 2009 review.

Detailed explanation-2: -Major depressive disorder (MDD), also known as clinical depression, is a mental disorder characterized by at least two weeks of pervasive low mood, low self-esteem, and loss of interest or pleasure in normally enjoyable activities.

Detailed explanation-3: -Mental disorders are the result of both genetic and environmental factors. There is no single genetic switch that when flipped causes a mental disorder. Consequently, it is difficult for doctors to determine a person’s risk of inheriting a mental disorder or passing on the disorder to their children.

Detailed explanation-4: -Bipolar disorder affects men and women equally, as well as all races, ethnic groups, and socioeconomic classes. Although men and women appear to be equally affected by bipolar disorder, rapid cycling is seen more often in women. Women also tend to experience more depressive and mixed state episodes than do men.