Longer sleep duration and shorter wake bouts are associated with more favorable adipokine profiles in older adults
In older adults from the Baltimore Longitudinal Study of Aging, longer average wake bout length was cross-sectionally associated with lower adiponectin and leptin levels. Longitudinally, longer total sleep time predicted increases in adiponectin, while short sleep duration (<6h) predicted declines. Associations were stronger in females and those with lower central obesity.
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Longer sleep duration and shorter wake bouts are associated with more favorable adipokine profiles in older adults The current body of evidence comprises 1 study. EvidenceHub rates the overall confidence at 34/100 (low).
The Claim
Longer sleep duration and shorter wake bouts are associated with more favorable adipokine profiles in older adults
This conclusion is most relevant to: 350 older adults aged ≥60 years (mean 74.8 ± 8.3 years, 48.9% female, 19.4% black).
What the Research Shows
The conclusion draws on 1 linked study. Highlights from the cited literature:
- ▸Associations of actigraphic sleep parameters with adipokines in older adults in the Baltimore longitudinal study of aging. (Sleep advances : a journal of the Sleep Research Society, 2026) —
How It Works
The proposed biological pathway:
- ▸Sleep fragmentation (longer wake bouts) may disrupt metabolic regulation
- ▸Altered sleep duration may affect adipokine secretion from adipose tissue
- ▸Adipokines (adiponectin, leptin) influence insulin sensitivity and inflammation
- ▸Result: Longer sleep and shorter wake bouts are linked to favorable adipokine profiles
Who Might Benefit
Evidence fit by population:
- ▸350 older adults aged ≥60 years (mean 74.8 ± 8.3 years, 48.9% female, 19.4% black)
Recommended Dose
N/A
Limitations & Caveats
Important context when interpreting this evidence:
- ▸Observational design cannot establish causality
- ▸Single measurement of adipokines at baseline and follow-up may not capture long-term changes
- ▸Actigraphy may not accurately reflect sleep architecture
- ▸Potential residual confounding from unmeasured factors
Frequently Asked Questions
What is the main finding of this study?▼
Longer sleep duration and shorter wake bouts are associated with more favorable adipokine profiles (higher adiponectin, lower leptin) in older adults, suggesting a link between sleep and cardiometabolic health.
How was sleep measured?▼
Sleep was measured using wrist actigraphy over an average of 6.5 nights, providing parameters like total sleep time, wake after sleep onset, and average wake bout length.
Were there sex differences?▼
Yes, the association between longer wake bout length and lower adiponectin was significant in females but not in males.
What does short sleep duration do to adiponectin?▼
Short sleep duration (<6 hours) was linked to a subsequent decline in adiponectin levels over time.
References
- 1.Wei Z, Yue Y, Rabinowitz JA, Kaizi-Lutu M, Wu MN, Chia CW, Tanaka T, Simonsick EM, Ferrucci L, Spira AP. “Associations of actigraphic sleep parameters with adipokines in older adults in the Baltimore longitudinal study of aging..” Sleep advances : a journal of the Sleep Research Society, 2026. PMID: 42662704 DOI: 10.1093/sleepadvances/zpag082