Persistent Depressive Disorder, formerly known as dysthymia, is characterized by a chronic low mood
PDD is often marked by a sense of hopelessness, low self-esteem, and a lack of interest in normal activities..
Bipolar Disorder, previously known as manic depression, is characterized by alternating periods of depression and mania.
they may exhibit elevated mood, increased energy levels, impulsive behavior, and a decreased need for sleep. The cycling between these two states can disrupt daily life and relationships.
Seasonal Affective Disorder (SAD):
Seasonal Affective Disorder (SAD): Seasonal Affective Disorder is a type of depression that occurs in a seasonal pattern, usually during the fall and winter months
when daylight hours are reduced. People with SAD may experience symptoms such as low mood, lethargy, increased sleep