Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data

BackgroundDepression is a significant global public health issue, affecting millions worldwide. Outdoor activities have shown potential mental health benefits, but the specific mechanisms and influencing factors remain unclear.ObjectivesThis study aimed to investigate the association between time sp...

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Main Authors: Kai Liu, Cheng Guo, Juan Xie, Liming Cheng
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-01-01
Series:Frontiers in Psychology
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Online Access:https://www.frontiersin.org/articles/10.3389/fpsyg.2025.1506168/full
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author Kai Liu
Cheng Guo
Juan Xie
Liming Cheng
author_facet Kai Liu
Cheng Guo
Juan Xie
Liming Cheng
author_sort Kai Liu
collection DOAJ
description BackgroundDepression is a significant global public health issue, affecting millions worldwide. Outdoor activities have shown potential mental health benefits, but the specific mechanisms and influencing factors remain unclear.ObjectivesThis study aimed to investigate the association between time spent outdoors and depression risk among U.S. adults, with a focus on variations across age and ethnic groups.MethodsUsing data from the NHANES 2011–2018 survey, we analyzed 9,036 adults aged 20 years and older. Participants self-reported their outdoor activity time and depressive symptoms. Statistical analysis, accounting for various demographic and lifestyle factors, was employed to assess the relationship between outdoor activity and depression risk.ResultsSpending more time outdoors was associated with a 51% lower risk of depression (odds ratio: 0.51, 95% CI: 0.40–0.64). Subgroup analysis revealed that this association was particularly pronounced among adults aged 40 and older, as well as non-Hispanic whites and non-Hispanic blacks.ConclusionEncouraging outdoor activities may represent an effective public health strategy to reduce depression risk, particularly among middle-aged and older adults and specific ethnic populations. Public health policies should prioritize initiatives that encourage outdoor engagement, and future research is needed to explore the underlying mechanisms and population-specific responses to outdoor activity.
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issn 1664-1078
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spelling doaj-art-5837884ca16440fbb70b75efa4f037062025-01-22T07:10:57ZengFrontiers Media S.A.Frontiers in Psychology1664-10782025-01-011610.3389/fpsyg.2025.15061681506168Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 dataKai Liu0Cheng Guo1Juan Xie2Liming Cheng3Comprehensive Pediatrics, Kunming Children's Hospital, Kunming, ChinaComprehensive Pediatrics, Kunming Children's Hospital, Kunming, ChinaComprehensive Pediatrics, Kunming Children's Hospital, Kunming, ChinaDepartment of Anesthesiology, Kunming Children's Hospital, Kunming, ChinaBackgroundDepression is a significant global public health issue, affecting millions worldwide. Outdoor activities have shown potential mental health benefits, but the specific mechanisms and influencing factors remain unclear.ObjectivesThis study aimed to investigate the association between time spent outdoors and depression risk among U.S. adults, with a focus on variations across age and ethnic groups.MethodsUsing data from the NHANES 2011–2018 survey, we analyzed 9,036 adults aged 20 years and older. Participants self-reported their outdoor activity time and depressive symptoms. Statistical analysis, accounting for various demographic and lifestyle factors, was employed to assess the relationship between outdoor activity and depression risk.ResultsSpending more time outdoors was associated with a 51% lower risk of depression (odds ratio: 0.51, 95% CI: 0.40–0.64). Subgroup analysis revealed that this association was particularly pronounced among adults aged 40 and older, as well as non-Hispanic whites and non-Hispanic blacks.ConclusionEncouraging outdoor activities may represent an effective public health strategy to reduce depression risk, particularly among middle-aged and older adults and specific ethnic populations. Public health policies should prioritize initiatives that encourage outdoor engagement, and future research is needed to explore the underlying mechanisms and population-specific responses to outdoor activity.https://www.frontiersin.org/articles/10.3389/fpsyg.2025.1506168/fulloutdoordepressionactivitiestimeNHANES
spellingShingle Kai Liu
Cheng Guo
Juan Xie
Liming Cheng
Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
Frontiers in Psychology
outdoor
depression
activities
time
NHANES
title Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
title_full Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
title_fullStr Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
title_full_unstemmed Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
title_short Outdoor activity time and depression risk among adults aged 40 years and older: a cross-sectional analysis of NHANES 2011–2018 data
title_sort outdoor activity time and depression risk among adults aged 40 years and older a cross sectional analysis of nhanes 2011 2018 data
topic outdoor
depression
activities
time
NHANES
url https://www.frontiersin.org/articles/10.3389/fpsyg.2025.1506168/full
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AT chengguo outdooractivitytimeanddepressionriskamongadultsaged40yearsandolderacrosssectionalanalysisofnhanes20112018data
AT juanxie outdooractivitytimeanddepressionriskamongadultsaged40yearsandolderacrosssectionalanalysisofnhanes20112018data
AT limingcheng outdooractivitytimeanddepressionriskamongadultsaged40yearsandolderacrosssectionalanalysisofnhanes20112018data