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Sleep Duration and Depression

Short and long sleep duration heightens depression risk

Publish date:: July 1, 2015

Both short and long sleep duration was significantly associated with increased risk of depression in adults, according to a study involving 25,271 participants for short sleep duration and 23,663 participants for long sleep duration. Study highlights found:

• The pooled relative risks for depression was 1.31 for the short sleep duration overall when compared with normal sleep duration.

• The pooled relative risk was 1.42 for long sleep duration.

• The associations between short or long sleep duration and risk of depression did not substantially change in sensitivity and subgroup analyses.

Citation: Zhai L, Zhang H, Zhang D. Sleep duration and depression among adults: a meta-analysis of prospective studies. Depress. Anxiety [Published online ahead of print June 5, 2015]. doi:10.1002/da.22386.

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