Heat-Associated Conditions in the Athlete

Heat-Associated Conditions in the Athlete

Hyperthermia is defined as the elevation of core body temperature above the normal diurnal range of 36 to 37.5ºC, due to failure of thermoregulation. Hyperthermia is different from the more common sign of fever, which is induced by cytokine activation during inflammation and regulated at the level of the hypothalamus. It is important for the clinician to review additional differential diagnoses as outlined in Table 1 below.

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