Eat less and avoid heavy foods that stoke the internal fire. Proteins are an example. Severe cases also include swelling, blisters, fever, and headaches. Heat cramps - Heavy sweating and painful spasms, usually in the legs or abdomen. Heat exhaustion - Weakness and excessive sweating.
Skin is cold, pale and clammy.
The pulse becomes rapid. Fainting and vomiting are possible. Hot, dry skin and a rapid and strong pulse. Unconsciousness is possible. Should someone succumb to heat, immediately move him or her to a cooler area and seek emergency medical assistance or bring the person to the hospital.