Researchers identify subtype of depression linked to body clock disruptions
The Guardian · October 20, 2026Original source ↗

What happened
A study published in the British Journal of Psychiatry reveals a new subtype of depression, termed 'circadian depression.' This condition affects nearly 23% of over 11,000 participants, predominantly those with severe and recurrent depression, and is associated with disruptions in the body's internal clock.
Why it matters
Understanding this subtype may lead to improved treatment approaches for individuals affected by circadian depression.
How this story affects people
How does this story affect you if you experience severe and recurrent depression?
This new classification of 'circadian depression' could mean that traditional antidepressant treatments may be less effective for you. Understanding this subtype may lead to more tailored treatment options that better address your specific symptoms.
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