Reduced sunshine linked to higher demand for mental health care


Mental health conditions, such as anxiety, depression, and psychosis, are major contributors to the global disease burden, impacting large segments of the population worldwide. Beyond reducing quality of life, these disorders impose escalating demands on healthcare systems, with economic costs projected to rise substantially. Identifying factors that drive fluctuations in mental health–related healthcare demand is therefore critical for effective public health planning and resource allocation.

Environmental and meteorological factors have long been thought to influence mental health and wellbeing, with many studies linking weather variables, particularly temperature, to a range of mental health outcomes. However, much of this research has focused on vulnerable groups, such as older adults, women, and adolescents, or on the effects of extreme weather events.

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