Clinical Research Directory
Browse clinical research sites, groups, and studies.
4 clinical studies listed.
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Tundra lists 4 Respiratory System clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.
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NCT05575752
Acute Health Effects of High Temperature Exposure
This is a randomized controlled human exposure crossover study. Investigators aims to assess the acute effects of high temperature exposure and the underlying mechanisms.
Gender: All
Ages: 18 Years - 30 Years
Updated: 2026-09-02
1 state
NCT04153539
Acute Health Effects of Traffic-Related Air Pollution Exposure
This study aims to assess the effects of acute exposure to traffic-related air pollution and the underlying mechanisms.
Gender: All
Ages: 18 Years - 30 Years
Updated: 2026-09-02
1 state
NCT06076629
Acute Health Effects of Low Temperature Exposure
This is a randomized controlled human exposure crossover study. Investigators aims to assess the acute effects of low temperature exposure and the underlying mechanisms.
Gender: All
Ages: 18 Years - 30 Years
Updated: 2026-09-02
1 state
NCT07501923
The Effects of Daytime, Nighttime, and Combined Heat Exposure on Human Health
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.
Gender: All
Ages: 18 Years - 30 Years
Updated: 2026-03-30
1 state