Mood Instability
Rapid, unpredictable shifts in mood that may occur without an obvious external trigger and that feel difficult to control.
Quick answer
Mood instability refers to rapid, unpredictable shifts in emotional state disproportionate to external circumstances. ICD-10: F34.0 (cyclothymia), F60.3 (emotionally unstable PD), F31 (bipolar); ICD-11: 6A60–6A62. A transdiagnostic feature across multiple psychiatric and neurological presentations.
Recognition
Do any of these feel familiar?
Individuals may feel like they are on an emotional rollercoaster.
What is Mood Instability?
Rapid, unpredictable shifts in mood that may occur without an obvious external trigger and that feel difficult to control.
Approaches Commonly Explored
Commonly explored for conditions related to Mood Instability, grouped by mechanism — select your subtype above to highlight the most relevant path.
How to use these approaches
Most people begin with Stabilise approaches, then progress toward Resolve and Sustain.
Cognitive patterns, emotional processing, and stress response.
Not sure what this means for you?
Ask Vidi to help you understand Mood Instability and find what may be most relevant for your situation.
Self-care
What You Can Do Now
Self-directed strategies that may support Mood Instability alongside professional care.
- Sleep regularity is one of the most evidence-supported stabilising factors
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