Research Summary
Analyzed using Evidence Intelligence™

Perceived exertion may guide exercise intensity in type 1 diabetes

Last updated September 11, 2026

Key finding

RPE was higher after STA and STB than AE (p < 0.001).

This study explored perceived exertion and enjoyment during exercise in adults with type 1 diabetes, finding higher exertion ratings after strength training compared to aerobic training.

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 explored perceived exertion and enjoyment during exercise in adults with type 1 diabetes, finding higher exertion ratings after strength training compared to aerobic training.

Clinical relevance

Understanding perceived exertion and enjoyment during exercise is crucial for developing effective exercise programs for individuals with type 1 diabetes. This study highlights that while strength training may feel more demanding, it does not negatively impact enjoyment or blood glucose management, which are important for adherence to exercise regimens.

Keep in mind

The study's sample size may limit the generalizability of the findings. Only short-term effects on blood glucose were measured, not long-term outcomes. The study did not assess the impact of different exercise intensities on enjoyment.

Published in

Journal Reference

Publication details and source links for this paper.

Jos&#233; AFG, Anthony RDV, Jos&#233; RADNJ, et al. Exploratory randomized crossover trial examining perceived exertion and enjoyment during exercise in adults with type 1 diabetes. International Journal of Environmental Research and Public Health. 2026;23(6):814. doi:10.3390/ijerph23060814

Main Effects

Ratings of perceived exertion (RPE) were significantly higher after strength sessions A and B compared to aerobic interval training (p < 0.001).

Mean capillary blood glucose decreased significantly from pre- to post-exercise by -45.3 mg·dL -1.

Enjoyment of exercise was not associated with acute changes in capillary blood glucose levels.

Evidence network

How this study fits

Understand where this research contributes within the broader evidence network.

Evidence Context

This study contributes evidence to High-intensity interval exercise, Strength session A, Strength session B and Blood glucose, Improvement in enjoyment of pregnancy, Ratings of perceived exertion (RPE).

Primary intervention

High-intensity interval exercise

Primary outcomes

  • Blood glucose
  • Improvement in enjoyment of pregnancy
  • Ratings of perceived exertion (RPE)

Evidence relationships

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

9
Evidence pairs
9
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

9

Evidence pairs

886

Related studies

High relevance in at least one topic

Why it is useful

  • Contributes to 9 evidence relationships
  • Includes primary outcome data
  • Linked to 2 direct semantic evidence topics

Topic contributions

Evidence topic

Contributes evidence

Evidence topic

Contributes evidence

Add related evidence to your Evidence Tracker

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Primary evidence

Evidence topic

Fasting Blood Glucose

matched_outcome

Related evidence

Evidence topic

Glycemic Control

Save evidence

Core evidence

Study findings

The primary outcomes reported in this study.

Blood glucose

High-intensity interval exercise → Blood glucose

High-intensity interval exercise → Blood glucose

Evidence Intelligence™
EvidenceScore™
77
Strong
ImpactScore™
83
Positive
ConsistencyScore™
100
consistent
Supporting studies: Based on 3 studies
Add to Evidence Tracker

Improvement in enjoyment of pregnancy

High-intensity interval exercise → Improvement in enjoyment of pregnancy

High-intensity interval exercise → Improvement in enjoyment of pregnancy

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

Ratings of perceived exertion (RPE)

High-intensity interval exercise → Ratings of perceived exertion (RPE)

High-intensity interval exercise → Ratings of perceived exertion (RPE)

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

Blood glucose

Strength session A → Blood glucose

Strength session A → Blood glucose

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

Improvement in enjoyment of pregnancy

Strength session A → Improvement in enjoyment of pregnancy

Strength session A → Improvement in enjoyment of pregnancy

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

Ratings of perceived exertion (RPE)

Strength session A → Ratings of perceived exertion (RPE)

Strength session A → Ratings of perceived exertion (RPE)

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

Blood glucose

Strength session B → Blood glucose

Strength session B → Blood glucose

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

Improvement in enjoyment of pregnancy

Strength session B → Improvement in enjoyment of pregnancy

Strength session B → Improvement in enjoyment of pregnancy

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

Ratings of perceived exertion (RPE)

Strength session B → Ratings of perceived exertion (RPE)

Strength session B → Ratings of perceived exertion (RPE)

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

Evidence Library

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evidence suggest

Evidence Suggest

  • Strength training led to higher perceived exertion ratings compared to aerobic training.
  • Capillary blood glucose levels decreased significantly after exercise.
  • Enjoyment of exercise was not influenced by immediate blood glucose responses.
who this applies

Who this applies to

  • Adults aged 18-65 with type 1 diabetes.
  • Individuals seeking to improve their exercise regimen and manage blood glucose levels.
keep in mind

Keep in Mind

  • Results may not apply to populations outside the specified age range.
  • The study focused on short-term effects; long-term implications remain unclear.
  • Perceived exertion may vary based on individual fitness levels and exercise experience.
between the lines

Between the Lines

  • The study's sample size may limit the generalizability of the findings.
  • Only short-term effects on blood glucose were measured, not long-term outcomes.
  • The study did not assess the impact of different exercise intensities on enjoyment.

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 High-intensity interval exercise and Fasting Glucose, High-intensity interval exercise and Improvement in enjoyment of pregnancy.

Related evidence relationships

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 High-intensity interval exercise improve blood glucose?

Strong Evidence

High-intensity interval exercise may improve blood glucose.

ConsistencyScore™: Results are consistent across studies.

Ranked evidence signals

  1. 1

    Blood glucose

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

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

Limitations

  • Only one supporting study is available.
1 supporting study

Does High-intensity interval exercise improve ratings of perceived exertion (RPE)?

Emerging Evidence

High-intensity interval exercise appears to improve ratings of perceived exertion (RPE).

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

Ranked evidence signals

  1. 1

    Ratings of perceived exertion (RPE)

    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.
1 supporting study

Does Strength session A improve ratings of perceived exertion (RPE)?

Emerging Evidence

Strength session A appears to improve ratings of perceived exertion (RPE).

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

Ranked evidence signals

  1. 1

    Ratings of perceived exertion (RPE)

    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.
1 supporting study

Does Strength session B improve ratings of perceived exertion (RPE)?

Emerging Evidence

Strength session B appears to improve ratings of perceived exertion (RPE).

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

Ranked evidence signals

  1. 1

    Ratings of perceived exertion (RPE)

    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.
1 supporting study
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