Evidence map›Paper›PMID 39373667›Full record

ArticleThe Journal of physiology2025

Repeated passive heat treatment increases muscle tissue capillarization, but does not affect postprandial muscle protein synthesis rates in healthy older adults.

Cas J Fuchs, Milan W Betz, Heather L Petrick, Jil Weber, Joan M Senden, Floris K Hendriks, Julia L M Bels, Luc J C van Loon, Tim Snijders

Registry-linked trialAbstract read
In one paragraph

Article in The Journal of physiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07158047 (Targeting Hypertension and Insulin Resistance With Heat Therapy), which is not on this map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT07158047 narecruitingnot on this map

Targeting Hypertension and Insulin Resistance With Heat Therapy

TypeinterventionalSponsorUniversity of OregonRan2022 to 2026Enrolled20ConditionsObesity (Disorder)ArmsHeat therapy
3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

  1. Trial
  2. Article
  3. Article
  4. Article
  5. Article
  6. Review
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  8. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Cas J FuchsDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0002-3401-465X
Milan W BetzDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0002-9468-3652
Heather L PetrickDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.
Jil WeberDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0009-0006-0014-4831
Joan M SendenDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.
Floris K HendriksDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0001-5692-8711
Julia L M BelsDepartment of Intensive Care, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0001-9190-1661
Luc J C van LoonDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0002-6768-9231
Tim SnijdersDepartment of Human Biology, Research Institute of Nutrition and Translational Research in Metabolism, Maastricht University Medical Centre+, Maastricht, the Netherlands.ORCID 0000-0002-5874-1245

Funding

ZonMw 04510012010023
6 · The paper itself

Abstract

Prolonged passive heat treatment (PHT) has been suggested to trigger skeletal muscle adaptations that may improve muscle maintenance in older individuals. To assess the effects of PHT on skeletal muscle tissue capillarization, perfusion capacity, protein synthesis rates, hypertrophy and leg strength, 14 older adults (9 males, 5 females; 73 ± 6 years) underwent 8 weeks of PHT (infrared sauna: 3× per week, 45 min at ∼60°C). Before and after PHT we collected muscle biopsies to assess skeletal muscle capillarization and fibre cross-sectional area (CSA). Basal and postprandial muscle tissue perfusion kinetics and protein synthesis rates were assessed using contrast-enhanced ultrasound and primed continuous l-[ring-

Indexed as

Muscle, SkeletalPostprandial PeriodAgedCapillariesFemaleHot TemperatureHumansMaleMuscle ProteinsMuscle StrengthProtein BiosynthesisMuscle Proteinsadaptationageingblood pressureglucose metabolismheat stresshypertrophymitochondrial contentmitochondrial functionstable isotope tracersvascular conductance

Identifiers

PMID39373667
PMCPMC11702915

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.