People with dysthymia may have difficulty finding joy in activities that were once enjoyable, may have low self-esteem, and may have difficulty with relationships and work. They may also experience physical symptoms such as fatigue, changes in appetite, and difficulty sleeping.

There is no known cause of dysthymia, but it is believed to be caused by a combination of genetic, environmental, and psychological factors. Some research suggests that brain abnormalities or imbalances in neurotransmitter levels may contribute to the development of dysthymia.

Treatment for dysthymia may include therapy, medication, or a combination of both. Therapy, such as cognitive-behavioral therapy, can help individuals identify and change negative thought patterns and behaviors that contribute to their low mood. Medication, such as antidepressants, may be used to regulate neurotransmitter levels and help with mood stabilization.

It is important to seek treatment for dysthymia as it can significantly impact a person's quality of life and overall well-being. With proper treatment, individuals with this disorder can learn to manage their mood and find happiness in their lives.