Family members and friends may not even know that their loved one is depressed. Even though this type of depression is mild, it may make it difficult for a person to function at home, school or work. Dysthymia can begin in childhood or in adulthood. Like most types of depression, it appears to be more common in women. No one knows why depression is more common in women.
Dysthymic disorder is a fairly common type of depression.
No one knows for sure what causes dysthymia. There may be some changes in the brain that involve a chemical called serotonin. Personality problems, medical problems and chronic life stress may also play a role. If you think you have dysthymia, discuss your concerns with your doctor. Your doctor will ask you questions to find out if you have depression and to identify the type of depression you have.