Extreme Heat & High-Risk Human Behavior

Extreme Heat & High-Risk Human Behavior
 

July 2026 was the hottest month ever recorded in the United States, while Europe battled relentless
heat waves and wildfires throughout the summer. Like the rest of our bodies, our brains have an ideal
temperature for optimal functioning. The neurological link between high temperatures and decision making
is direct: the same brain regions that are involved in thermoregulation also govern emotional
control. This physiological strain of extreme heat degrades cognitive processing, impairs memory
and situational awareness, and exacerbates underlying mental health vulnerabilities. Extreme heat
skews risk perception—heightening impulsivity, fueling aggression, and diminishing conflict resolution
capacity.
 

Extreme heat is no longer a seasonal anomaly; it is a compounding environmental risk factor. For
emergency management, public health and public safety professionals, accounting for heat induced
cognitive degradation and behavioral volatility in emergency planning, risk assessments,
and preparedness exercises has become an essential element in the operational environment. Get
up to speed with the timely, dynamic program!