Resumen de Investigación
Analyzed using Evidence Intelligence™

Aromatherapy and VR enhance sleep quality in diabetes

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Última actualización 11 de julio de 2026

Key finding

Median PSQI scores decreased from 7.5 (6–9) to 4.0 (3–5) in the aromatherapy group.

This study investigated the effects of lavender aromatherapy and virtual reality on sleep quality in patients with type 2 diabetes, finding significant improvements in both interventions.

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

This study investigated the effects of lavender aromatherapy and virtual reality on sleep quality in patients with type 2 diabetes, finding significant improvements in both interventions.

Clinical relevance

Improving sleep quality is crucial for patients with type 2 diabetes, as poor sleep can exacerbate health issues. This study suggests that simple, non-invasive interventions like lavender aromatherapy and virtual reality can be effective tools for enhancing sleep, potentially leading to better overall health outcomes for this population.

Keep in mind

The study did not assess long-term effects of the interventions. Sample size and demographic diversity may limit generalizability. Potential biases in self-reported sleep quality measures.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Melika JD, Hooman MT, Hossein S, Pouya Z, Mehdi S. Lavender Aromatherapy and Virtual Reality Improve Sleep Quality in Patients with Type 2 Diabetes. Health Science Reports. 2026;9(4):e72319. doi:10.1002/hsr2.72319

View DOIView on PubMedView on PMC

Efectos Principales

Aromatherapy group reduced PSQI scores by 3.5 points (p = 0.001).

VR group reduced PSQI scores by 4 points (p = 0.001).

Control group showed no significant change in PSQI scores (p = 0.225).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Control (Usual Activity), Lavender Aromatherapy, Virtual Reality (VR) and Sleep quality.

This study contributes evidence to

Intervention

Control (Usual Activity)

Outcome

Sleep quality

Primary intervention

Control (Usual Activity)

Primary outcomes

  • Sleep quality

Primary intervention

Control (Usual Activity)

Primary outcomes

Sleep quality

Evidence relationships

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

3
Evidence pairs
3
Relationships
0
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: 54

0

Related topics

3

Evidence pairs

0

Related studies

Why it is useful

  • Contributes to 3 evidence relationships
  • Includes primary outcome data
  • Linked to 0 direct semantic evidence topics

Core evidence

Study findings

The primary outcomes reported in this study.

Sleep quality

Control (Usual Activity) → Sleep quality

Control (Usual Activity) → Sleep quality

Evidence Intelligence™
ImpactScore™
50
Neutral
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Sleep quality

Lavender Aromatherapy → Sleep quality

Lavender Aromatherapy → Sleep quality

Evidence Intelligence™
ImpactScore™
100
Very Positive
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ConsistencyScore™
unclear
Not enough independent studies
Supporting studies: Based on 1 study
Add to Evidence Tracker

Sleep quality

Virtual Reality (VR) → Sleep quality

Virtual Reality (VR) → Sleep quality

Evidence Intelligence™
ImpactScore™
75
Positive
EvidenceScore™
Moderate
Score 69 · Based on 2 studies
ConsistencyScore™
35
mixed
Supporting studies: Based on 2 studies
Add to Evidence Tracker

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Evidence Tracker

12 tracked topics

Saved Studies

48 studies

Research Notes

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evidence suggest

La Evidencia Sugiere

  • Lavender aromatherapy led to a significant PSQI score decrease of 3.5 points.
  • Virtual reality sessions resulted in a PSQI score decrease of 4 points.
  • Routine care did not significantly improve sleep quality.
who this applies

A quién se aplica

  • Adults diagnosed with type 2 diabetes.
  • Individuals experiencing sleep disturbances.
keep in mind

Tener en Cuenta

  • Results may not apply to populations outside the study's demographic.
  • Further research is needed to confirm long-term benefits.
  • The effectiveness of interventions may vary based on individual preferences.
between the lines

Entre Líneas

  • The study did not assess long-term effects of the interventions.
  • Sample size and demographic diversity may limit generalizability.
  • Potential biases in self-reported sleep quality measures.

Save this study

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Today's Activity

Your Evidence Workspace

Free account

Saved this study

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Evidence Tracker

12 tracked topics

Saved Studies

48 studies

Research Notes

Coming Soon

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Coming Soon

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Connected Evidence

Explore related studies, evidence collections, and research questions.

Relationships organized using the Dediabetes Evidence Intelligence™ framework.

Powered by the Dediabetes Evidence Intelligence™ framework

This study contributes to evidence on Virtual Reality (VR) and Quality of Life Outcomes, Control (Usual Activity) and Quality of Life Outcomes.

Relaciones de evidencia relacionadas

Explore in Evidence Archive

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 Virtual Reality (VR) improve sleep quality?

Moderate Evidence

Virtual Reality (VR) may improve Sleep quality.

ConsistencyScore™: Results are mixed and should be interpreted cautiously.

Evidence caveat: The available evidence reports mixed findings.

Ranked evidence signals

  1. 1

    Sleep quality

    EvidenceScore™ Moderate | EvidenceScore™ 69.0 | moderate positive | ConsistencyScore™ Mixed | 1 study

Why this answer: This answer is cautious because the available studies report mixed findings.

Limitations

  • Only one supporting study is available.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
View Full Evidence

Does Lavender Aromatherapy improve sleep quality?

Emerging Evidence

Lavender Aromatherapy appears to improve Sleep quality.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Sleep quality

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

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
View Full Evidence

Does Control (Usual Activity) improve sleep quality?

Emerging Evidence

Current evidence does not show a clear benefit of Control (Usual Activity) for Sleep quality.

ConsistencyScore™: Consistency cannot yet be determined from the available evidence.

Ranked evidence signals

  1. 1

    Sleep quality

    EvidenceScore™ Emerging | EvidenceScore™ 59.0 | neutral | ConsistencyScore™ Unclear | 1 study

Why this answer: This answer is based on a single supporting study.

Limitations

  • Only one supporting study is available.
  • Consistency cannot yet be determined.
  • Population details are unavailable.
1 supporting studyUpdated: Jul 2026
View Full Evidence
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Explore in archive

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All studies on Virtual Reality (VR) and Sleep qualityAll studies on Control (Usual Activity) and Sleep qualityAll studies on Lavender Aromatherapy and Sleep quality

Related research

Read related research summaries.

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