Clinical trials: Heat Effect
Hypothermia
Plastic Hat Trial to Prevent Hypothermia in Preterm Newborns in the Delivery Room
The purpose of this research project is to ascertain the effectiveness of plastic head covering in prevention of hypothermia. Hypothermia is defined by body temperature <36.5º Celsius by the World Health Organization.
- Trial name
- NCT00904228
- Testing
- placement of plastic cap during delivery room stabilization, placement of routine cap during delivery room stabilization
- Where
- United States
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Aging, Heat Stress
Physiological Responses in Young and Older Adults During a Prolonged Simulated Heatwave
Climate change not only affects the planet's natural resources, but also severely impacts human health. An individual's ability to adequately cope with short- or long-term increases in ambient temperature is critical for…
- Conditions
- Aging, Heat Stress, Physiological Stress
- Trial name
- HW1 (NCT04353076)
- Testing
- Simulated heatwave exposure, Simulated heatwave exposure with mid-day cooling
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Resting Heart Rate, Blood Glucose Control
Assessing the Effects of Cool Roofs on Indoor Environments and Health
Ambient air temperatures in Asian, Latin American, African, and Pacific climate hotspots have broken record highs in 2024, driven by man-made climate change. Solutions are needed to reduce heat exposure in communities.
- Conditions
- Resting Heart Rate, Blood Glucose Control, Depression, Heat-related Symptoms
- Trial name
- REFLECT (NCT06579950)
- Testing
- Cool roof
- Where
- 5 sites in Burkina Faso, Fiji and 3 more
- Volunteers
- 3,200 people, healthy volunteers welcome
- Sponsor
- Aditi Bunker
Hyperthermia, Kidney Injury, Acute
Biomarkers to Assess Acute Kidney Injury Risk During Heat Strain
Prolonged, high intensity work in a hot environment results in significant strain on the body, known as heat strain. Heat strain in hot occupational settings such as agriculture, fire suppression, and military work can lead to…
- Trial name
- NCT05710978
- Testing
- Work Protocol
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Hyperthermia
Skin Surface and Intradermal Temperature Responses to Heat Stress
The purpose of this study is to compare surface and intradermal skin temperature responses to heat stress with and without evaporative and convective cooling.
- Trial name
- NCT06593067
- Testing
- Control, Fan, Fan and Water Spray
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Arthritis Knee
Heat Application to Quadriceps Effect on Pain After a Total Knee Arthroplasty
The goal of this study is to explore an under-researched aspect of recovery. Typically, post-operative care after a knee arthroplasty consists of compression (stockings), medications, rest, ice, elevation, physical therapy, and…
- Trial name
- NCT05462483
- Testing
- Rice Sock and Instructions to heat the quadriceps.
- Where
- United States
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- The Idaho Clinic
Non-alcoholic Fatty Liver Disease
Urinary Metabonomics of Two Major Patterns of NAFLD
NAFLD(non-alcoholic fatty liver disease, NAFLD) is a common liver disease with a high morbidity which seriously influence people's health.
- Trial name
- NCT02077283
- Where
- China
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- ShuGuang Hospital
Heat Stress Disorders
Enhanced Firefighter Rehab Trial: The Role of Aspirin in Preventing Heat Stress Induced Platelet Activation
The purpose of this study is to determine if aspirin taken by firefighters prevents platelets from becoming sticky when body temperature rises during work in protective clothing.
- Trial name
- EFFoRT (NCT01066923)
- Testing
- Daily aspirin (ASA), Active cooling, Acute aspirin (ASA)
- Where
- United States
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Dave Hostler
Gastroenteritis Escherichia Coli
Safety of Sublingual dmLT for ETEC
A Phase 1 dose escalating study of ETEC candidate vaccine to determine safety and immunogenicity of a multi-dose regimen in healthy adult volunteers.
- Trial name
- NCT02052934
- Testing
- Recombinant Double Mutant Heat-Labile Toxin LT(R192G/L211A) (dmLT) Oral enterotoxigenic Escherichia coli (ETEC) Vaccine
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
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
Healthy
Acute Effects of Heat, Cold and Stretching on Knee Proprioception and Vertical Jump
The aim of our study is to investigate the effects of heat, cold and stretching on knee proprioception and vertical jump. 60 healthy individuals were randomized into hot, cold, stretching and control groups of 15 each.
- Trial name
- NCT06351709
- Testing
- Stretching, Hot pack application, Cold pack application
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Istanbul Bilgi University
Heart Rate, All-day Steps
Assessing the Effect of Cool Roofs on Health Using Smartwatches
Ambient air temperatures in Asian, Latin American, African, and Pacific climate hotspots have broken record highs in 2024. Solutions are needed to build heat resilience in communities and adapt to increasing heat from climate…
- Conditions
- Heart Rate, All-day Steps, Distance Walked, Active Minutes
- Trial name
- REFLECT (NCT06579963)
- Testing
- Cool roof
- Where
- 4 sites in Burkina Faso, India and 2 more
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Aditi Bunker
Pain
TENS and Heat for Reducing Back Pain in Humans
Lower back pain is one of the most common and most expensive impairments costing time and expense in the work force today. With the effects on cognitive skills and addictive side effects of opioids and other prescription pain…
- Trial name
- NCT03740750
- Testing
- Thermacare heat wraps, TENS
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Future Sciene Technology
Herpes Zoster
A Study to Evaluate Immunity to Varicella Zoster Virus After Immunization With V212 Vaccine or Zostavax (V212-003)
A study in two parts (Part A and Part B) to evaluate the responsiveness of various biomarkers of immunity to Varicella-Zoster Virus (VZV) following repeated immunizations with heat treated VZV vaccine V212 or with Zostavax™.
- Trial name
- NCT00886613
- Testing
- V212, Comparator: Zostavax™, VZV Skin Test
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Diarrhea
Dose Escalating Study of a Prototype CS6 Subunit Vaccine With a Modified Heat-labile Enterotoxin From Enterotoxigenic Escherichia Coli (ETEC)
This study will evaluate the safety of a prototype Coli surface antigen 6 (CS6) subunit vaccine (CssBA) alone or in combination with Escherichia coli double mutant heat labile toxin (dmLT) given by intramuscular (IM) injection.
- Trial name
- NCT03404674
- Testing
- CssBA, dmLT
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- PATH
Heat Stress, Diet Induced Thermogenesis
Carbohydrate or Protein Drinks Before Exercise in the Heat
This project examines whether consuming a high-protein or high-carbohydrate beverage before exercise in the heat impacts metabolism and heat balance during exercise, with the following research questions: 1.
- Conditions
- Heat Stress, Diet Induced Thermogenesis, Protein Consumption
- Trial name
- NCT07646990
- Testing
- Protein shake, Carbohydrate shake
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Providence College
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
Gastrointestinal Dysfunction
A Study to Assess the Gut Health Effects of Heat-killed Post-biotics in Overweight and Obese Adults
The present study is a randomized, double-blind (Double dummy), placebo-controlled, parallel-group study to assess the gut health effects of heat-killed post biotics in overweight and obese individuals
- Trial name
- NCT05820737
- Testing
- EF2001, beLP1
- Where
- 9 sites in India
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Vedic Lifesciences Pvt. Ltd.
Aging Well, Walking, Difficulty
Heat Therapy, Functional Capacity, and Vascular Health in Older Adults
To test the hypothesis that home-based leg heat therapy improves functional capacity, vascular function, and exercise hyperemia in older adults.
- Conditions
- Aging Well, Walking, Difficulty, Hyperemia
- Trial name
- NCT05706181
- Testing
- Home-based leg heat therapy
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of North Texas Health Science Center
Sickle Cell Trait
Sickle Cell Trait in Football Players
This study will look at the five different types of sickle cell and their relation to self-reported ill health to determine whether or not one or two of the sickle cell haplotypes are correlated with worse health outcomes.
- Trial name
- NCT01891877
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of South Florida