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Low Back PainNCT07005375

The Effect of Bathing in the Thermal Mineral Water on the Pain and Performance of Athletes

A study testing thermal mineral water bath in people with Low Back Pain and Fatigue Recovery, run by Polyclinic of the Hospitaller Brothers of St. John of God, Budapest at 1 site in Hungary.

Enrolling by invitation

Enrolling by invitation. The study team selects and invites participants, usually from an existing group of patients.

Sites and contacts
Official record
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Trial summary

Effect of bathing in the thermal mineral water well on the performance and potential pain of athletes. Randomized, controlled, single-blind study. Read more about this study

Who is it for?
Ages 14 to 75 yearsHealthy volunteers can take part
What is being tested?
thermal mineral water bath
Could I receive a placebo?
No, everyone receives an active treatment
How many people
30 participants
Where
1 siteHungary
Study dates
1 Jul 2024to 31 Dec 2025
Phase
Interventional
Are there results?
Not yet: the study is under way

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 14 to 75 years
  • All sexes
  • Healthy volunteers accepted
  • Child, Adult, Older adult

Who may be able to join

  • Rowers coming from the surrounding area, with registration at the Hungarian Rowing Federation (MESZ), including competitive/touring and recreational/masters rowers
  • Women and men between 18 and 75 years of age
  • Participating in regular training for at least 6 months
  • Signed informed consent form prior to the start of the study

Who cannot join

  • Acute pain;
  • Organic neurological deficit;
  • Malignancy in the background;
  • Pain attributable to inflammatory disease;
  • Participants must not have received systemic or local steroid therapy, physiotherapy as a course of treatment, massage therapy, or balneotherapy as a course of treatment within 3 months prior to the study;
  • General contraindications of balneotherapy:
Show all 15Show fewer
  • unstable angina pectoris,
  • uncontrolled hypertension,
  • cardiac decompensation,
  • respiratory failure,
  • unbalanced endocrinological disease,
  • acute febrile condition,
  • infectious skin diseases,
  • other serious internal, urogenital, and other diseases, urinary and fecal incontinence,
  • decompensated psychosis and neurosis, lack of compliance

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

Hungary1 site
  • Hospital Budai Irgalmasrendi Kórház Nonprofit Kft.

    Budapest, Budapest, 1027

Other trials in Hungary

About this study

Effect of bathing in the thermal mineral water well on the performance and potential pain of athletes. Randomized, controlled, single-blind study.

Read the detailed description

In rowing sports, where the same series of movements are repeated thousands of times, the lower lumbar region is the most stressed part. Because of this, even training on an ergometer can cause numerous lower back problems, even among competitors. In addition, rowers use many muscle groups during their sport, for which the beneficial effect of thermal medicinal waters, affecting the entire musculoskeletal system, can be beneficial, and is used for rehabilitation purposes in several countries.

Studies describe the numerous positive effects of bathing in warm water (37-46°C) in increasing blood flow, regulating blood sugar, and even the positive response of the vascular system.

The Palatinus Spa's water supply is provided by the drilled thermal wells of Margit Island of Budapest.

Regarding its type, the medicinal water is a low salt concentration, calcium-magnesium-hydrogen carbonate, chloride, and sulfate medicinal water, which also has a significant fluoride and metasilicic acid content. The total dissolved mineral content is 1205 mg/liter. In the study, we would conduct the clinical trial necessary for the "Margaret Island mineral water" / 37-38 °C / thermal mineral water of the Margitszigeti É. III well to be declared medicinal water.

Research Question Primary objective: Effect of bathing in the "Margaret Island mineral water" thermal mineral water of the Margaret Island III well on the performance and potential pain of athletes. Randomized, controlled, single-blind study.

Secondary objective: To what extent does thermal water treatment lead to a change in the quality of life of those receiving it compared to their initial condition, and what is the magnitude of this change compared to the control group?

Being tested
thermal mineral water bath
Keywords
low back pain, fatigue, performance
Medical subject headings
Low Back Pain, Fatigue

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • thermal mineral water bathBehavioural

    Also called water, thermal water, mineral water

    One group will bathe in a pool filled with 36°C thermal mineral water of the Palatinus Spa for 3 weeks, 5 days a week, for a total of 15 sessions, 20 minutes per session. Bathing in the thermal mineral water takes place in the medicinal water pool. The control group does not receive balneotherapy. Both groups can continue their usual training plan.

Study groups in NCT07005375
Study groupRoleWhat they receive
Athletes/rowingActive comparatorPatients were enrolled if they met the inclusion and exclusion criteria. The classification would be based on a randomization list. Measurements, clinical examinations, and evaluation of pain and functional status-related quality of life will be performed before, immediately after the treatments, and 3 months later. One group will bathe in a pool filled with 36°C thermal mineral water of the Palatinus Spa for 3 weeks, 5 days a week, for a total of 15 sessions, 20 minutes per session. Bathing in the thermal mineral water takes place in the medicinal water pool. The control group does not receive balneotherapy. Both groups can continue their usual training plan. The thermal mineral water-treated group and the control group may not receive systemic or locally administered steroid therapy during the study, and the control group may not receive balneotherapy.
Receives: Behavioral: thermal mineral water bath
AthletesActive comparatorOne group will bathe in a pool filled with 36°C thermal mineral water of the Palatinus Spa for 3 weeks, 5 days a week, for a total of 15 sessions, 20 minutes per session. Bathing in the thermal mineral water takes place in the medicinal water pool. The control group does not receive balneotherapy. Both groups can continue their usual training plan. Rowers coming from the surrounding area, with registration at the Hungarian Rowing Federation
Receives: Behavioral: thermal mineral water bath

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The extent of the effect and change on the performance of athletes and any existing pain in the balneotherapy group compared to the change in the control group. This would be measured by the improvement in 6000-meter ergometer performance.

    The extent of the effect and change on the performance of athletes and any existing pain in the balneotherapy group compared to the change in the control group. This would be measured by the improvement in 6000-meter ergometer performance. Examining the change in threshold load with improving parameters and heart rate variability (HRV) (examining how the heart is able to continuously change the duration between heartbeats (RR intervals) in response to changes in internal and external environmental loads, and thereby showing the heart's adaptation. This adaptability of the heart is based on the optimal interplay and cooperation of the sympathetic and parasympathetic nervous systems.)

    Measured: 3 months

Secondary outcomes (1)
  1. The extent of the change in fatigue, muscle pain, and discomfort between workouts measured by VAS in the balneotherapy group compared to the change in the control group.

    The extent of the change in fatigue, muscle pain, and discomfort between workouts measured by 1-10 points on a VAS in the balneotherapy group compared to the change in the control group. Change in lumbar spine movement function in cm. Specific questionnaire for lower back pain (Oswestry) Quality of life questionnaire (EuroQuol-5D-5L) Change in medication therapy used for pain. The extent of change on the Borg scale 0-10 points (How much did you exert yourself?)

    Measured: 3 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted5 Jun 2025
  2. Study start1 Jul 2024
  3. Primary completion11 Dec 2025 (estimated)
  4. Study completion31 Dec 2025 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Other
Allocation
Randomised
Intervention model
Parallel groups
Model description
Randomized, controlled, single-blind study.
Masking
Single blind
Who is masked
Participant
Enrolment
30 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT07005375
Sponsor's protocol ID
Medicinal Water and Rowing
Other IDs
NNGYK/GYSZ/3848-8/2024
Status last verified
Jun 2025
First submitted
21 Apr 2025
Last updated
8 Jun 2025
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing thermal mineral water bath in people with Low Back Pain and Fatigue Recovery, run by Polyclinic of the Hospitaller Brothers of St. John of God, Budapest at 1 site in Hungary.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: enrolling by invitation, as of the sponsor's last update on 8 Jun 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Hungary. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The extent of the effect and change on the performance of athletes and any existing pain in the balneotherapy group compared to the change in the control group. This would be measured by the improvement in 6000-meter ergometer performance. (time frame: 3 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Jun 2025.

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