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Fig. 1 | BMC Psychiatry

Fig. 1

From: Light therapy for better mood and insulin sensitivity in patients with major depression and type 2 diabetes: a randomised, double-blind, parallel-arm trial

Fig. 1

Research hypothesis. Schematic overview of the research hypothesis. a Schematic overview of the relationship between the biological clock, depressive symptoms and insulin sensitivity in patients with major depression and type 2 diabetes. b Schematic overview of the hypothesised effect of light therapy on the biological clock, depressive symptoms and insulin sensitivity in patients with major depression and type 2 diabetes

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