Revisiting the Humidity Ramp Protocol for Assessing Human Heat Tolerance Limits
Faming Wang, Yi Xu, Haojian Wang, Min Cui, Hou Xue, Boan Wei, Xiong Shen
This study shows that rapid humidity increases in heat tolerance tests underestimate human heat tolerance due to non-equilibrium physiological responses, suggesting slower protocols or prolonged exposures are more accurate.
bioRxiv · Nov 9, 2025 · PreprintPhysiology