Resumen de Investigación
Analyzed using Evidence Intelligence™

Exercise Improves Sleep Quality in Type 2 Diabetes

Última actualización 11 de julio de 2026

Key finding

PSQI global score decreased by 0.37 after 12 weeks.

A comprehensive exercise program significantly improved sleep quality and various health markers in adults with type 2 diabetes.

Quick read

Study at a glance

The essential study design details in one scan.

EvidenceScore™

Moderate

Study type

RCTs

Follow-up

Short-Term (≤3 mo)

Risk of bias

Some Concerns

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Plain-language summary

What this paper says

A plain-language read of the study’s main message and where it applies.

Study focus

A comprehensive exercise program significantly improved sleep quality and various health markers in adults with type 2 diabetes.

Clinical relevance

Improving sleep quality in individuals with type 2 diabetes is crucial, as poor sleep can exacerbate metabolic issues and affect overall health. This study suggests that structured exercise programs, particularly those combining different types of exercise, can be an effective intervention to enhance sleep and metabolic health, potentially leading to better management of diabetes.

Keep in mind

The effectiveness of specific exercise types remains unclear due to limited comparative data. The study's sample size may limit the generalizability of the findings. Potential confounding factors were not fully controlled for in the analysis.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Yu H, Yue-Xia H, Fang H, et al. A Comprehensive Exercise Program Improves Sleep Quality in Adults with Type 2 Diabetes. Frontiers in Endocrinology. 2025;16:1471608. doi:10.3389/fendo.2025.1471608

Efectos Principales

All exercise programs improved the Pittsburgh Sleep Quality Index total score with a decrease of -0.37 (p=0.001).

Only combination exercise improved total sleep time by 21.5 minutes (p=0.015).

Combination exercise also improved sleep efficiency by 11.3% (p=0.038).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Aerobic exercise and BMI, Blood glucose, HbA1c, and 8 more.

Primary intervention

Aerobic exercise

Primary outcomes

  • BMI
  • Blood glucose
  • HbA1c

Evidence relationships

Intervention and outcome relationships this study adds to the evidence network.

11
Evidence pairs
11
Relationships
5
Evidence topics
contributes_evidence

Editorial context

Why this study matters

See why this paper is useful beyond its individual results.

Evidence network role

This section describes how the study fits into the current evidence network. It does not determine whether an intervention works on its own.

Moderate contributionModerate confidenceNetwork score: 72

5

Related topics

11

Evidence pairs

1291

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 11 evidence relationships
  • Includes primary outcome data
  • Linked to 5 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Evidencia principal

Relación de evidencia

Aerobic Exercise and Body Mass Index

Evidencia relacionada

Relación de evidencia

Aerobic Exercise and HbA1c

Guardar evidencia

Relación de evidencia

Aerobic Exercise and Fasting Glucose

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

Blood glucose

Aerobic exercise → Blood glucose

Aerobic exercise → Blood glucose

Evidence Intelligence™
EvidenceScore™
77
Strong
ImpactScore™
100
Very Positive
ConsistencyScore™
100
consistent
Estudios de apoyo: Basado en 3 estudios
Add to Evidence Tracker

BMI

Aerobic exercise → BMI

Aerobic exercise → BMI

Evidence Intelligence™
EvidenceScore™
79
Strong
ImpactScore™
88
Very Positive
ConsistencyScore™
100
consistent
Estudios de apoyo: Basado en 4 estudios
Add to Evidence Tracker

HbA1c

Aerobic exercise → HbA1c

Aerobic exercise → HbA1c

Evidence Intelligence™
EvidenceScore™
78
Strong
ImpactScore™
75
Positive
ConsistencyScore™
75
consistent
Estudios de apoyo: Basado en 4 estudios
Add to Evidence Tracker

Insulin resistance

Aerobic exercise → Insulin resistance

Aerobic exercise → Insulin resistance

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
75
Positive
ConsistencyScore™
35
mixed
Estudios de apoyo: Basado en 2 estudios
Add to Evidence Tracker

Lean body mass

Aerobic exercise → Lean body mass

Aerobic exercise → Lean body mass

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Sleep efficiency

Aerobic exercise → Sleep efficiency

Aerobic exercise → Sleep efficiency

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Sleep quality

Aerobic exercise → Sleep quality

Aerobic exercise → Sleep quality

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Subcutaneous adipose tissue area

Aerobic exercise → Subcutaneous adipose tissue area

Aerobic exercise → Subcutaneous adipose tissue area

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Total sleep time measured in minutes

Aerobic exercise → Total sleep time measured in minutes

Aerobic exercise → Total sleep time measured in minutes

Evidence Intelligence™
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ImpactScore™
75
Positive
ConsistencyScore™
35
mixed
Estudios de apoyo: Basado en 2 estudios
Add to Evidence Tracker

Visceral adipose tissue area

Aerobic exercise → Visceral adipose tissue area

Aerobic exercise → Visceral adipose tissue area

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Wake time after sleep onset in minutes

Aerobic exercise → Wake time after sleep onset in minutes

Aerobic exercise → Wake time after sleep onset in minutes

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
100
Very Positive
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Evidence Library

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evidence suggest

La Evidencia Sugiere

  • BMI decreased significantly by -2.72 kg/m² (p=0.017) post-intervention.
  • Fasting blood glucose levels decreased significantly after the intervention.
  • HOMA-IR (insulin resistance index) showed significant reduction, indicating improved insulin sensitivity.
who this applies

A quién se aplica

  • Adults aged 30-65 with a diagnosis of type 2 diabetes.
  • Individuals seeking to improve sleep quality and metabolic health through exercise.
keep in mind

Tener en Cuenta

  • Results are specific to the studied population and may not apply to all individuals with diabetes.
  • The long-term effects of these exercise interventions on sleep and health outcomes are not yet established.
  • Further research is needed to explore the optimal types and intensities of exercise for this population.
between the lines

Entre Líneas

  • The effectiveness of specific exercise types remains unclear due to limited comparative data.
  • The study's sample size may limit the generalizability of the findings.
  • Potential confounding factors were not fully controlled for in the analysis.

Evidence Library

Build your evidence library

Save research, organize studies, and quickly find important evidence again.

Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

This study contributes to evidence on Aerobic Exercise and Body Mass Index, Aerobic Exercise and HbA1c.

Relaciones de evidencia relacionadas

Explore in Evidence Explorer

This study contributes to the evidence on the following intervention-outcome relationships.

Questions answered by this study

Generated from the study's connected evidence using Evidence Intelligence™.

Does Aerobic Exercise affect body mass index?

Strong Evidence

Aerobic Exercise appears to improve Body Mass Index.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    BMI

    EvidenceScore™ Strong | EvidenceScore™ 78.8 | strong positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 5 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
5 supporting studiesUpdated: Aug 2026

Does Aerobic Exercise improve HbA1c?

Strong Evidence

Aerobic Exercise may improve HbA1c.

ConsistencyScore™: Results are generally consistent across studies.

Ranked evidence signals

  1. 1

    HbA1c

    EvidenceScore™ Strong | EvidenceScore™ 77.8 | moderate positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 7 supporting studies with generally consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
7 supporting studiesUpdated: Aug 2026

Does Aerobic Exercise improve fasting glucose?

Strong Evidence

Aerobic Exercise appears to improve Fasting Glucose.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Blood glucose

    EvidenceScore™ Strong | EvidenceScore™ 77.4 | strong positive | ConsistencyScore™ Consistent | 1 study

Why this answer: This answer is based on 7 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
7 supporting studiesUpdated: Aug 2026

Does Aerobic Exercise improve body composition?

Strong Evidence

Aerobic Exercise appears to improve Body Composition.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Lean body mass

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | strong positive | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on 4 supporting studies with consistent results and a positive effect signal.

Limitations

  • Population details are unavailable.
4 supporting studiesUpdated: Aug 2026
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