+F34 identifies Persistent depressive disorder, a chronic, low-grade form of [Depression](/wiki/depression). It is characterized by a long-term, subtle shift in mood, affecting daily life and [Well-being](/wiki/well_being) without the intensity of major depressive episodes.
+## See also
+- [Mood Disorder](/wiki/mood_disorder)
+- [Mental Health](/wiki/mental_health)
+- [Chronic Illness](/wiki/chronic_illness)
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