Resumen de Investigación
Analyzed using Evidence Intelligence™

Insulin dose reductions improve glucose control during exercise

Última actualización 4 de septiembre de 2026

Key finding

Blood glucose declined by 4.0 ± 2.8 mmol/L during exercise.

This study examined the effects of reduced doses of ultra-rapid-acting insulin aspart (URA-IAsp) and rapid-acting insulin aspart (IAsp) during moderate-intensity exercise, finding similar glucose-lowering effects across different doses.

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 examined the effects of reduced doses of ultra-rapid-acting insulin aspart (URA-IAsp) and rapid-acting insulin aspart (IAsp) during moderate-intensity exercise, finding similar glucose-lowering effects across different doses.

Clinical relevance

These findings are significant for individuals with diabetes who engage in physical activity, as they suggest that insulin dose adjustments can maintain effective glucose control during exercise. This could help prevent hypoglycemia and improve overall diabetes management.

Keep in mind

Unclear effectiveness due to lack of significant findings. Limited generalizability to broader populations. Sample size and participant characteristics not specified.

Published in

Referencia de la Revista

Publication details and source links for this paper.

Jason PP, Alexander M, Chloe N, et al. Insulin dose reductions around acute moderate-intensity exercise yield similar glucose-lowering effects with URA-IAsp and IAsp. Diabetes, Obesity & Metabolism. 2026;28(4):3002-3010. doi:10.1111/dom.70487

Efectos Principales

Blood glucose declined by −4.0 ± 2.8 mmol/L with 50% URA-IAsp, similar to other conditions (p > 0.05).

Blood glucose reduction was comparable with 75% URA-IAsp, showing no significant differences (p > 0.05).

50% dose of IAsp also resulted in similar glucose reductions (p > 0.05).

75% dose of IAsp showed comparable effects on blood glucose levels (p > 0.05).

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to Insulin aspart and Blood glucose, Blood glucose reduction from start to end of exercise (50% IAsp), Blood glucose reduction from start to end of exercise (75% URA-IAsp).

Primary intervention

Insulin aspart

Primary outcomes

  • Blood glucose
  • Blood glucose reduction from start to end of exercise (50% IAsp)
  • Blood glucose reduction from start to end of exercise (75% URA-IAsp)

Evidence relationships

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

3
Evidence pairs
3
Relationships
2
Evidence topics
contributes_evidence

Editorial context

Why this study matters

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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: 68

2

Related topics

3

Evidence pairs

886

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 3 evidence relationships
  • Includes primary outcome data
  • Linked to 2 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

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Evidencia principal

Tema de evidencia

Fasting Blood Glucose

matched_outcome

Evidencia relacionada

Tema de evidencia

Glycemic Control

Guardar evidencia

Core evidence

Study findings

The primary outcomes reported in this study.

Blood glucose

Insulin aspart → Blood glucose

Insulin aspart → Blood glucose

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Blood glucose reduction from start to end of exercise (50% IAsp)

Insulin aspart → Blood glucose reduction from start to end of exercise (50% IAsp)

Insulin aspart → Blood glucose reduction from start to end of exercise (50% IAsp)

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Blood glucose reduction from start to end of exercise (75% URA-IAsp)

Insulin aspart → Blood glucose reduction from start to end of exercise (75% URA-IAsp)

Insulin aspart → Blood glucose reduction from start to end of exercise (75% URA-IAsp)

Evidence Intelligence™
EvidenceScore™
Emerging
Score 59 · Based on 1 study
ImpactScore™
50
Neutral
ConsistencyScore™
unclear
Not enough independent studies
Estudios de apoyo: Basado en 1 estudio
Add to Evidence Tracker

Evidence Library

Build your evidence library

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evidence suggest

La Evidencia Sugiere

  • Blood glucose levels decreased by −4.0 mmol/L with 50% URA-IAsp.
  • No significant differences in glucose reduction across all insulin conditions.
  • Study supports insulin dose adjustments during exercise for glucose control.
who this applies

A quién se aplica

  • Individuals with diabetes engaging in moderate-intensity exercise.
  • Patients requiring insulin therapy for blood glucose management.
keep in mind

Tener en Cuenta

  • Results may not apply to all types of diabetes or exercise intensities.
  • Further studies needed to confirm findings in larger, diverse populations.
  • Effectiveness of insulin adjustments may vary based on individual responses.
between the lines

Entre Líneas

  • Unclear effectiveness due to lack of significant findings.
  • Limited generalizability to broader populations.
  • Sample size and participant characteristics not specified.

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 Insulin aspart and Fasting Glucose, Insulin aspart and Blood glucose reduction from start to end of exercise (50% IAsp).

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 Insulin aspart improve blood glucose?

Emerging Evidence

Current evidence does not show a clear benefit of Insulin aspart for blood glucose.

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

Ranked evidence signals

  1. 1

    Blood glucose

    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.
1 supporting study

What evidence is available on Insulin aspart and blood glucose reduction from start to end of exercise (50% iasp)?

Emerging Evidence

Current evidence does not show a clear reduction in blood glucose reduction from start to end of exercise (50% iasp) with Insulin aspart.

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

Ranked evidence signals

  1. 1

    Blood glucose reduction from start to end of exercise (50% IAsp)

    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.
1 supporting study

What evidence is available on Insulin aspart and blood glucose reduction from start to end of exercise (75% ura-iasp)?

Emerging Evidence

Current evidence does not show a clear reduction in blood glucose reduction from start to end of exercise (75% ura-iasp) with Insulin aspart.

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

Ranked evidence signals

  1. 1

    Blood glucose reduction from start to end of exercise (75% URA-IAsp)

    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.
1 supporting study
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