Heat stroke facts

• Heat stroke is a form of hyperthermia in which the body temperature is elevated dramatically.
  
• Heat stroke is a medical emergency and can be fatal if not promptly and properly treated.
  
• Cooling the victim is a critical step in the treatment of heat stroke.
  
• The most important measures to prevent heat strokes are to avoid becoming dehydrated and to avoid vigorous physical activities in hot and humid weather.
  
• Infants, the elderly, athletes, and outdoor workers are the groups at greatest risk for heat stroke.