Impact of firefighting training on health risks
Official title: Effect on Markers of Cardiovascular, Reproductive and Cancer Risk From Firefighting Activities - a Study Under Different Training Methods
Run by National Research Centre for the Working Environment, Denmark · NCT05753254 · Data updated 2026-05-14
This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.
This study tests how different firefighting training conditions affect the health risks related to heart health, reproductive health, and cancer for firefighters.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 35 (estimated) |
| Sponsor | National Research Centre for the Working Environment, Denmark Government |
| Locations | 2 sites (Copenhagen and 1 other locations) |
| Trial ID | NCT05753254 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are male and female conscripts enrolled in a Rescue Specialist Educational course who are legally competent and meet specific health criteria.
✕Probably not a fit
Patients who are current smokers, pregnant, on prescribed medication, or have a BMI outside the specified range may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates the health effects of different firefighting training conditions on cardiovascular, reproductive, and cancer risk markers. It employs a crossover design where participants undergo training sessions under varying conditions: no fire, wood fire, and gas fire. The study aims to assess the individual contributions of stressors such as heat, smoke, and soot on health outcomes. Participants will be monitored for biomarkers related to cardiovascular health, reproductive health, and cancer risk during these training exercises.
Why it matters
Potential benefit: If successful, this study could lead to improved health and safety protocols for firefighters, reducing their risk of cardiovascular disease, infertility, and cancer.
How similar studies have gone: While there have been studies on occupational health risks among firefighters, this specific approach of assessing different training conditions is relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
The participants will be volunteers (both males and females) recruited among conscripts in training in a desirable involved group up to 35 individuals. Inclusion Criteria: * legally competent, * conscript subjects following a Rescue Specialist Educational course Exclusion Criteria: * current smoking status, * pregnancy, * on prescribed medication, * body mass index (BMI) bellow 19 or over 30, * alcohol or drug abuse.
Where it's running
-
Maria Helena Guerra Andersen
København Ø, Denmark Recruiting -
The National Research Centre for the Working Environment
Copenhagen, Denmark Not yet recruiting
Study contacts
- Principal investigator: Maria Helena G Andersen, PhD — The National Research Centre for the Working Environment (NRCWE)
- Study coordinator: Maria Helena G Andersen, PhD
- Email: mga@nfa.dk
- Phone: +45 2020 9222
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
-
Diabetes, Dementia, and Oxidative Stress: A look at Nox2-related markers
This study tests whether oxidative stress linked to Nox2 is related to dementia risk in adults with type 2 diabetes.
-
Heat and Mood in Young Adults with Depression
This study tests whether hot indoor environments affect mood in young adults with depression and whether daytime heat harms mood more than nighttime heat.
-
Testing ways to keep kids cooler in school in climate-vulnerable districts of Bangladesh
We’re testing whether combining heat education with simple school upgrades can reduce heat-related illnesses and improve learning for 7–14 year-olds in two climate-vulnerable districts of Bangladesh.
-
Opioid-Free vs Opioid-Based Anesthesia for Thyroid Surgery
This study tests whether a non-opioid anesthesia approach can match or improve outcomes for adults undergoing thyroidectomy.
-
Do electric fans help kids stay cooler during heat waves
This study tests whether using electric fans at midday helps children and young adults stay cooler and feel better when exposed to prolonged indoor heat.
-
Training to reduce oxidative stress in knee OA
A six-week program compares supervised knee-strengthening training with a daily 6,000-step walking plan to see if it improves pain, function, and blood markers of cellular stress in people with knee osteoarthritis.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.