Repeated Far Infrared Sauna Bathing in Adults With Obesity
NCT ID: NCT07158047
Last Updated: 2025-09-22
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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RECRUITING
NA
20 participants
INTERVENTIONAL
2022-03-07
2026-03-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
BASIC_SCIENCE
NONE
Study Groups
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Heat therapy
Group will undergo 30 sessions of heat therapy over approximately 10 weeks. Sessions will require participants to sit in a far infrared sauna for up to 45 min for 3 to 4 times per week.
Heat therapy
30 sessions of far infrared sauna bathing (45-60C) for up to 45 min
Time control group
No participation in sauna bathing. Maintain lifestyle habits for approximately 10 weeks.
No interventions assigned to this group
Interventions
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Heat therapy
30 sessions of far infrared sauna bathing (45-60C) for up to 45 min
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
Exclusion Criteria
* Greater than stage 2 hypertension
* Coagulopathies
* Allergies to lidocaine
* Medications affecting blood pressure
* Blood clotting, and blood sugars
* Smoker
* Pregnant
* Desiring to become pregnant in the near future
* Breastfeeding
* BMI less than 30
* BMI greater than 45 kg/m2
* Exercising \> 120 min/week
* Taking medications (other than hormone contraceptives)
* Not willing to stop taking medications (other than hormone contraceptives) for 24 hours before testing days
18 Years
59 Years
ALL
No
Sponsors
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University of Oregon
OTHER
Responsible Party
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Christopher T Minson, PhD
Professor
Principal Investigators
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Christopher T Minson, PhD
Role: PRINCIPAL_INVESTIGATOR
University of Oregon
Locations
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University of Oregon
Eugene, Oregon, United States
Countries
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Central Contacts
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Facility Contacts
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References
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Masuda A, Koga Y, Hattanmaru M, Minagoe S, Tei C. The effects of repeated thermal therapy for patients with chronic pain. Psychother Psychosom. 2005;74(5):288-94. doi: 10.1159/000086319.
Kihara T, Biro S, Imamura M, Yoshifuku S, Takasaki K, Ikeda Y, Otuji Y, Minagoe S, Toyama Y, Tei C. Repeated sauna treatment improves vascular endothelial and cardiac function in patients with chronic heart failure. J Am Coll Cardiol. 2002 Mar 6;39(5):754-9. doi: 10.1016/s0735-1097(01)01824-1.
Kihara T, Biro S, Ikeda Y, Fukudome T, Shinsato T, Masuda A, Miyata M, Hamasaki S, Otsuji Y, Minagoe S, Akiba S, Tei C. Effects of repeated sauna treatment on ventricular arrhythmias in patients with chronic heart failure. Circ J. 2004 Dec;68(12):1146-51. doi: 10.1253/circj.68.1146.
Fuchs CJ, Betz MW, Petrick HL, Weber J, Senden JM, Hendriks FK, Bels JLM, van Loon LJC, Snijders T. Repeated passive heat treatment increases muscle tissue capillarization, but does not affect postprandial muscle protein synthesis rates in healthy older adults. J Physiol. 2025 Jan;603(1):167-186. doi: 10.1113/JP286986. Epub 2024 Oct 7.
Ely BR, Francisco MA, Halliwill JR, Bryan SD, Comrada LN, Larson EA, Brunt VE, Minson CT. Heat therapy reduces sympathetic activity and improves cardiovascular risk profile in women who are obese with polycystic ovary syndrome. Am J Physiol Regul Integr Comp Physiol. 2019 Nov 1;317(5):R630-R640. doi: 10.1152/ajpregu.00078.2019. Epub 2019 Sep 4.
Ely BR, Clayton ZS, McCurdy CE, Pfeiffer J, Needham KW, Comrada LN, Minson CT. Heat therapy improves glucose tolerance and adipose tissue insulin signaling in polycystic ovary syndrome. Am J Physiol Endocrinol Metab. 2019 Jul 1;317(1):E172-E182. doi: 10.1152/ajpendo.00549.2018. Epub 2019 May 28.
Brunt VE, Jeckell AT, Ely BR, Howard MJ, Thijssen DH, Minson CT. Acute hot water immersion is protective against impaired vascular function following forearm ischemia-reperfusion in young healthy humans. Am J Physiol Regul Integr Comp Physiol. 2016 Dec 1;311(6):R1060-R1067. doi: 10.1152/ajpregu.00301.2016. Epub 2016 Oct 5.
Brunt VE, Eymann TM, Francisco MA, Howard MJ, Minson CT. Passive heat therapy improves cutaneous microvascular function in sedentary humans via improved nitric oxide-dependent dilation. J Appl Physiol (1985). 2016 Sep 1;121(3):716-23. doi: 10.1152/japplphysiol.00424.2016. Epub 2016 Jul 14.
Behzadi P, Ravanelli N, Gravel H, Barry H, Debray A, Chaseling GK, Jacquemet V, Neagoe PE, Nigam A, Carpentier AC, Sirois MG, Gagnon D. Acute effect of passive heat exposure on markers of cardiometabolic function in adults with type 2 diabetes mellitus. J Appl Physiol (1985). 2022 May 1;132(5):1154-1166. doi: 10.1152/japplphysiol.00800.2021. Epub 2022 Mar 24.
Other Identifiers
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19TPA34890033
Identifier Type: OTHER_GRANT
Identifier Source: secondary_id
07312020.034
Identifier Type: -
Identifier Source: org_study_id
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