What is the typical core body temperature associated with heat stroke?

The typical core body temperature associated with heat stroke is approximately 40°C. Heat stroke is a severe form of heat illness characterized by an elevated body temperature due to prolonged exposure to high environmental temperatures, combined with physical exertion. This condition occurs when the body’s thermoregulation fails and cannot dissipate the heat effectively, leading to a critical rise in internal temperature.

At this level, thermoregulatory mechanisms become overwhelmed, often resulting in significant physiological disturbances, including altered mental status and potential multi-organ dysfunction. A core temperature of around 40°C is indicative of a heat-related emergency requiring immediate medical intervention.

The other temperature values provided do not accurately represent heat stroke; for example, 38°C is generally considered a mild fever, while 35°C indicates hypothermia rather than hyperthermia. Meanwhile, 42°C is exceedingly high but serves to highlight the severity of the condition; however, such extreme temperatures are unsustainable and can lead to rapid cellular damage. Overall, 40°C accurately reflects the typical threshold for heat stroke in clinical contexts.