Clinical trials: Heat Exposure
Thermoregulation, Cold Exposure
Effect of Pre-cooling on Whole-body Heat Loss During Exercise-heat Stress
Endurance exercise performance declines in hot environments as core body temperature increases. To enhance performance, body pre-cooling strategies, such as cold-water immersion have been employed to lower resting core…
- Conditions
- Thermoregulation, Cold Exposure, Heat Stress, Exercise
- Trial name
- NCT06670339
- Testing
- No Cooling, Pre-Cooling
- Where
- Canada
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Temperature Change, Body, Bronchiectasis
Temperature Recording in Lungs of Volunteers With and Without Pulmonary Diseases
The purpose of the project is to estimate the air temperature in the lungs after a change from room temperature (25℃) to an environment with a constant temperature of 88-92℃ in resp.
- Conditions
- Temperature Change, Body, Bronchiectasis, Heat Exposure, Heat
- Trial name
- TEMP-REC-LUNG (NCT05344300)
- Testing
- Temperature-measurement in lungs under sauna bath
- Where
- Denmark
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Chronic Obstructive Pulmonary Disease Trial Network, Denmark
Heat Exposure, Labor Pain
Heat Application to the Sacral Region and Pain Level During the First Stage of Labor
The aim of this study was to determine the effect of hot application applied to the sacral region during first stage of labor on women's pain level and labor process.
- Conditions
- Heat Exposure, Labor Pain, Apgar Score, Duration of Labor
- Trial name
- NCT06297031
- Testing
- heat application
- Where
- Turkey (Türkiye)
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- Istanbul Demiroglu Bilim University
Body Temperature Changes, Heat Exposure
Preparing for Heat Waves - Enhancing Human Thermophysiological Resilience
As the ongoing progression of climate change exposes individuals to elevated temperatures and an escalating frequency of extreme heat events, the risk of more intense and prolonged heat waves raises significant concerns for…
- Conditions
- Body Temperature Changes, Heat Exposure, Heat Stress, Hyperthermia
- Trial name
- Prep4heat (NCT06389604)
- Testing
- Heat acclimation
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Heat Stress Disorders, Wounds and Injuries
Effects of Environmental Heat Exposure on Human Multiple Organ Function
This is a randomized controlled human exposure crossover study. Investigators aims to assess the acute effects of high temperature exposure and the underlying mechanisms.
- Conditions
- Heat Stress Disorders, Wounds and Injuries, Body Temperature Changes, Multiple Organ Dysfunction
- Trial name
- NCT06938932
- Testing
- High temperature exposure, Moderate temperature exposure
- Where
- China
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Yinan Qu
"Exposure to Heat"
The Impact of Heat Acclimation on Pro- and Anti- Inflammatory Cytokine Response
There is growing evidence to conclude that part of the cascade leading to heatstroke is related to an inflammatory reaction triggered by the heat stress.
- Trial name
- NCT00808925
- Testing
- exposure to heat
- Where
- Israel
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Prof. Yoram Epstein
Plasma Glucose Following Prolonged Heat Exposure
Glycemic Control Following Occupational Work in a Hot Environment
Occupational workers regularly perform physically demanding tasks in hot environments, exposing them to heat stress and potential dehydration.
- Trial name
- NCT06982612
- Testing
- Hot environment, Temperate condition
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Loughborough University
Body Temperature Changes, Heat Stress
Progressive Heat Exposure and Physiological Strain
Occupational heat-stress guidelines are commonly based on the level of environmental heat exposure and are largely derived from studies conducted under constant environmental conditions.
- Conditions
- Body Temperature Changes, Heat Stress, Heat Exposure, Heat Fatigue
- Trial name
- NCT07847437
- Testing
- Constant Heat Exposure, Progressively Increasing Heat Exposure
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Appetite
Assessment of the Effects of Acute Exposure to Cold and Heat on Appetite
Military personnel and athletes have a very high energy expenditure, which is increased during certain key periods (intense training, competition and missions).
- Trial name
- TEMPCA2 (NCT06809296)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Direction Centrale du Service de Santé des Armées
Hot Weather; Adverse Effect, Healthy
Characterization of Myocardial Blood Flow During Heat Exposure
The purpose of this study is to determine the increase in myocardial blood flow during heat exposure and how this response is affected by age and coronary artery disease.
- Conditions
- Hot Weather; Adverse Effect, Healthy, Coronary Artery Disease, Aging
- Trial name
- PET-Heat (NCT04549974)
- Testing
- Heat exposure
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Montreal Heart Institute
Hot Weather; Adverse Effect, Heat Effect
Beat the Heat Boston
The goal of this stepped wedge trial is to assess the practical effects of air conditioners on hot weather impacts among older adults.
- Conditions
- Hot Weather; Adverse Effect, Heat Effect, Heat Stress, Heat Stroke, Heat Exhaustion
- Trial name
- NCT06982339
- Testing
- Air Conditioner, Electricity subsidy
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Harvard School of Public Health (HSPH)
Body Temperature Changes, Heat Stress
Initial Stay Times and Heat Mitigation Controls for Uncompensable Occupational Heat Stress - Part III
Occupational heat stress directly threatens workers' ability to live healthy and productive lives. Heat exposed workers are at an elevated risk of experiencing impaired work performance and cognitive function leading to a greater…
- Conditions
- Body Temperature Changes, Heat Stress, Heat Exposure, Heat Fatigue
- Trial name
- NCT06630832
- Testing
- Simulated work in the heat with no cooling during rest breaks, Simulated work in the heat with partial cooling during rest breaks, Simulated work in the heat with full cooling during rest breaks
- Where
- Canada
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Heat Exposure, Exercise Performance
Effects of Creatine and Heat Exposure on Exercise Performance and Body Water Distribution
The goal of this clinical trial is to learn whether creatine supplementation changes how the body adapts to repeated exercise in the heat in healthy recreationally active adults and varsity athletes.
- Conditions
- Heat Exposure, Exercise Performance, Hydration, Body Fluid Compartments
- Trial name
- NCT07593014
- Testing
- Creatine Monohydrate
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University of Windsor
Heat Strain
Mitigation of Health Effects in Outdoor Workers by Reducing Exposure to Heat and Air Pollution
The goal of this clinical trial is to assess the effectiveness of an intervention (combination of behavioural recommendations and technical measures) in reducing personal exposure to heat and air pollution and related health…
- Trial name
- ISMED-CLIM OW (NCT07634952)
- Testing
- Heat intervention, Heat and air pollution mitigation intervention
- Where
- 2 sites in Greece, Spain
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- University of Cyprus
Heat Exposure, Blood Volume
Heat Acclimation in Females
Heat acclimation is when you repeatedly exposure yourself to heat so that your body adapts and better tolerates heat. This project will determine if completing a heat acclimation maintenance period after heat acclimation is more…
- Conditions
- Heat Exposure, Blood Volume, Cardiac Output
- Trial name
- NCT06551168
- Testing
- Heat exposure, Control group
- Where
- Canada
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Trinity Western University
Heat Stress, Heat Exposure
Validity of Humidity Ramp Protocols for Identifying Limits of Survivability in Heat-exposed Persons
The global populace is at growing risk of heat-related illness due to climate change and accompanying increases in the intensity and regularity of extremely hot temperatures.
- Conditions
- Heat Stress, Heat Exposure, Temperature Change, Body, Temperature; Extreme, Exposure
- Trial name
- NCT05963529
- Testing
- Humidity-ramp protocol, Above-inflection fixed-condition exposure, Below-inflection fixed-condition exposure
- Where
- Canada
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Hypoxia, Altitude, Cold Exposure
Effects of Physical Training in Altered Environmental Conditions on Exercise Performance
The main objective of the study is to evaluate the physiological-biochemical effects of physical training under artificially altered climatic conditions (using a hypoxic thermoclimatic chamber) in particular to determine the…
- Conditions
- Hypoxia, Altitude, Cold Exposure, Heat Exposure
- Trial name
- NCT06159374
- Testing
- exercise and environmental conditions
- Where
- Poland
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- University School of Physical Education, Krakow, Poland
Healthy, Heat Exposure
Effect of Water Biking in Hot Versus Neutral Water for Heat Acclimatation
The goal of this clinical trial is to compare the efficiency of water biking training in hot (35°C) versus neutral (25°C) temperature water to elicite heat acclimation in healthy recreative athletes.
- Trial name
- THERMIDOR (NCT05727774)
- Testing
- Water Biking in hot water condition, Water Biking in neutral water condition
- Where
- France
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier