Comparison of Fatigue in Varying Hot Environments

Comparison of Fatigue in Varying Hot Environments

The purpose of this study is to determine the impact of varying hot environments on physiological and perceptual fatigue during work.

After providing written informed consent and screening, subjects will complete two experimental visits during which they will complete treadmill work in either a hot/dry or warm/humid environment.

Inclusion Criteria:

• 18-39 y old men and women
• Self-reported to be healthy

Exclusion Criteria:

• History of any cardiovascular, neurologic, renal, or metabolic disease
• Current tobacco use or regular use within the last 2 years
• Current musculoskeletal injury
• Taking medications with known thermoregulatory or cardiovascular effects (e.g., aspirin, acetaminophen, ibuprofen, beta blockers, diuretics, psychotropics, etc.)
• Currently pregnant or breastfeeding, or planning to become pregnant during the study
• Inability to follow the rules of the protocols or understand the consent form
• Contraindications of consuming a core temperature monitoring pill