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Commentary on: Song EK and Wu JR. Associations of vitamin D intake and sleep quality with cognitive dysfunction in older adults with heart failure. J Cardiovasc Nurs 2018. doi: 10.1097/JCN.0000000000000469. [Epub ahead of print 29 Mar 2018]
Implications for practice and research
Large-scale longitudinal observational and randomised controlled trials are needed to better elucidate the relationship between vitamin D, sleep and cognitive function in older adults.
The health benefits of adequate vitamin D intake and recommendations on efficient vitamin D intake from food and supplements need to be incorporated into healthcare provider’s routine health education for older adults/family members.
Substantial evidence in recent years has linked both vitamin D deficiency and poor sleep to cognitive dysfunctions in the older adult population.1 A handful of studies have also associated vitamin D deficiency with sleep disturbances in older adults.2 It is likely that sleep plays an important role in the association …
Competing interests None declared.
Provenance and peer review Commissioned; internally peer reviewed.
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