Understanding Persistent Depressive Disorder (Dysthymia)
When low mood becomes your normal — it doesn't have to stay that way.
What Is Dysthymia?
Persistent Depressive Disorder (formerly dysthymia) is a long-term form of depression where symptoms last for at least two years.
The symptoms are usually less severe than major depression but more persistent — many people describe it as 'always feeling a bit down'.
How It Differs From Major Depression
Symptoms are chronic but generally milder.
Many people function day-to-day but never feel truly well.
It often starts in childhood or adolescence.
Because it lasts so long, people may not realise they're depressed — they think it's just their personality.
Sometimes major depressive episodes occur on top of dysthymia ('double depression').
Treatment and Recovery
Talk therapy, particularly CBT and interpersonal therapy.
Antidepressant medication can be very effective.
Behavioural activation — scheduling pleasurable activities.
Exercise has strong evidence for improving persistent low mood.
Recognising that this is a treatable condition, not 'just who you are', is often the most important step.