Definition - What does Heat Exhaustion mean?
Heat exhaustion is a heat related illness that occurs as the body's response to dehydration. Dehydration and loss of salt through excessive sweating during summer heat or exposure to high temperatures combined with high humidity and physical activities in a workplace or environment will cause heat exhaustion. Heat exhaustion may be severe and turn into heat stroke, a life-threatening condition that can damage the brain and other vital organs or even cause death.
Safeopedia explains Heat Exhaustion
Symptoms of heat exhaustion include heavy sweating, extreme weakness or fatigue, dizziness, confusion, faintness, nausea, clammy or moist skin with goose bumps even in the hot environment, pale or flushed complexion, muscle cramps, elevated body temperature, fast and shallow breathing, weak and rapid pulse, low blood pressure and headache. First aid and treatment of heat exhaustion includes:
Rest in a cool, shaded or air-conditioned area
Drink plenty of water or other cool, non-alcoholic beverages
Cool shower, bath or sponge bath or use other cooling measures such as fans or ice towels
Remove any tight or unnecessary clothing
The following preventive actions against heat exhaustion may be useful:
staying out of the sun
walk in the shade
apply sunscreen and wear protective headgear
avoid extreme physical exertion
have plenty of water and cold drinks
eat foods with a high water content
take a cool shower or bath
keep your environment cool
People who are over 65 years of age or suffering from heart, lung or kidney diseases, obesity, underweight, hypertension, respiratory disease, diabetes, mental illness, sickle cell trait, alcoholism, sunburn, pregnancy and any conditions that cause fever are particularly at risk for heat exhaustion.