|You may feel sick to your stomach or vomit||Your breathing may become rapid and shallow|
|Altered mental state or behavior||Severe nonexertional hyperthermia classic heat stroke in adults|
In heatstroke brought on by hot weather, your skin will feel hot and dry to the touch.19
|However, in heatstroke brought on by strenuous exercise, your skin may feel dry or slightly moist||Confusion, agitation, slurred speech, irritability, delirium, seizures and coma can all result from heatstroke|
|A core body temperature of 104 F 40 C or higher, obtained with a rectal thermometer, is the main sign of heatstroke||Your skin may turn red as your body temperature increases|
Your pulse may significantly increase because heat stress places a tremendous burden on your heart to help cool your body.