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The Effects of Daytime, Nighttime, and Combined Heat Exposure on Human Health

NCT07501923 · Status: RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 35

Last updated 2026-03-30

No results posted yet for this study

Summary

Assess the acute effects of high-temperature exposure (including both daytime and nighttime conditions) on multiple physiological and psychological indicators, including cardiovascular, respiratory, neuropsychiatric, and metabolic functions, along with their potential mechanisms.

Conditions

  • Metabolism Changes
  • Psychology Functional Behavior
  • Cardiovascular System
  • Respiratory System

Interventions

OTHER

Daytime or Nighttime High-Temperature Exposure

Daytime Exposure Phase: The exposure group will be exposed to high temperature (32#) in a chamber for about 8 hours, resting during the whole periods Nighttime Exposure Phase: The exposure group will be exposed to high temperature (30#) in a chamber for about 8 hours, resting during the whole periods Day-Night Combined Exposure Phase: The exposure group will be exposed continuously to high temperatures during the day and night

OTHER

Daytime and nighttime neutral temperature exposure

Daytime Exposure Phase: The control group will be exposed to neutraltemperature (26#) in a chamber for about 8 hours, resting during the whole periods Nighttime Exposure Phase: The control group will be exposed to neutral temperature (26#) in a chamber for about 8 hours, resting during the whole periods Day-Night Combined Exposure Phase: The control group will be exposed continuously to neutraltemperatures during the day and night

Sponsors & Collaborators

  • Jian Cheng

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
CROSSOVER

Eligibility

Min Age
18 Years
Max Age
30 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2025-06-01
Primary Completion
2026-09-30
Completion
2026-12-31

Countries

  • China

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07501923 on ClinicalTrials.gov