Heat stroke can kill quickly if not treated. The person is confused or becomes unconscious. The skin is first flushed, then ashen or purple. There is heavy sweating, weakness, dizziness , perhaps fainting or vomiting . The skin is pale, cold , and clammy.
Temperature is normal or below.
Heat cramps There are sudden incapacitating pains in the abdomen or extremities. Heat fatigue Fatigue , headache , mental confusion, heavy sweating, high pulse rate, and shallow breathing are among the symptoms. Each of the four levels of heat-related illnesses requires a different treatment. Heat stroke Call 911 or an ambulance immediately. Bring down the victim's body temperature as quickly as possible.