Recent projections suggest that large geographical areas will soon experience heat and humidity exceeding limits for human thermoregulation - The study found that humans struggle to thermoregulate at wet bulb temperatures above 26–31 °C, significantly below the commonly cited 35 °C threshold.

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3. Recent projections suggest that large geographical areas will soon experience heat and humidity exceeding limits for human thermoregulation - The study found that humans struggle to thermoregulate at wet bulb temperatures above 26–31 °C, significantly below the commonly cited 35 °C threshold.