Last reviewed · How we verify
NCT03833973: SuPpOrt
Safety and Prevention of OveRTraining
trial testing Overtraining Monitoring in Overtraining Syndrome in 100 participants. Status unknown.
1 June 2020
Quick facts
| Lead sponsor | University of Thessaly |
|---|---|
| Status | Status unknown |
| Study type | OBSERVATIONAL |
| Enrollment | 100 |
| Start date | 1 January 2018 |
| Primary completion | 1 June 2020 |
| Estimated completion | 30 July 2020 |
| Sites | 1 location across Greece |
Drugs / interventions tested
- Overtraining Monitoring
Conditions studied
- Overtraining Syndrome — all drugs for Overtraining Syndrome →
Sponsor
University of Thessaly
Who can join
Adults 15 to 40, any sex, with Overtraining Syndrome. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
Athletic training aims to increase and improve physical performance that is achieved through training overload combined with periods of rest and recovery. Overtraining syndrome (OTS) is associated with an imbalance between training and recovery. The symptoms associated with OTS vary between individuals and may reflect parasympathetic and/or sympathetic nervous system alterations as well as endocrine irregularities. The prevalence is not known, but it is usually reported among endurance athletes, such as cyclists, distance runners and triathletes. It appears that OTS represents a systemic inflammatory process with diffuse effects on the neurohormonal axis affecting host immunology and mood. Previous works, showed that cell-free DNA (cf-DNA) is correlated with the severity of excessive exercise-induced inflammation as well as with trauma and stroke severity suggesting that it might be used as a potential clinical marker for athletes with overtraining syndrome. Oxidative stress indices can be determined non-invasively and may reflect inflammatory responses after training suggesting that they could be used as clinical markers for the diagnosis of OTS. However, there are no available biomarkers to aid towards the diagnosis and/or prevention of OTS, except that of the persistence of unexplained underperformance despite an extensive recovery of the athlete. Therefore, the purpose of this study is to evaluate the potential of cf-DNA and selected oxidative stress variables as diagnostic biomarkers of OTS.
Publications & conference data
1 peer-reviewed publication reference this trial (live from Europe PMC):
-
Current Trends in Cell-Free DNA Applications. Scoping Review of Clinical Trials.
Stawski R, Stec-Martyna E, Chmielecki A, Nowak D, et al · · 2021 · cited 20× · PMID 34571783 · DOI 10.3390/biology10090906
Verify or expand the search:
- PubMed search for NCT03833973
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT03833973 (US National Library of Medicine, public domain)
- Publications: Europe PMC API search by NCT ID, retrieved 10 June 2026
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by University of Thessaly
- Last refreshed: 27 December 2019
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT03833973.
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