heat exhaustion


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Related to heat exhaustion: salt depletion, dehydration, heat cramps

heat exhaustion,

condition caused by overexposure to sunlight or another heat source and resulting in dehydration and salt depletion, also known as heat prostration. The symptoms are severe headaches, weakness, dizziness, blurred vision, and sometimes unconsciousness. However, the body temperature is not elevated as in heatstrokeheatstroke,
profound disturbance of the heat-regulating mechanism of the body, also known as sunstroke. It is characterized by extremely high body temperatures and sometimes by convulsions and coma.
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. The condition is usually temporary and rarely fatal. Water, mineral, and ion depletion may be so severe that painful spasms of the muscles, commonly called heat cramps, occur. Treatment includes administering a supplemental solution to replace the water, minerals, and ions that have been depleted from the body. See first aidfirst aid,
immediate and temporary treatment of a victim of sudden illness or injury while awaiting the arrival of medical aid. Proper early measures may be instrumental in saving life and ensuring a better and more rapid recovery.
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heat exhaustion

[′hēt ig‚zȯs·chən]
(medicine)
A heat-exposure syndrome characterized by weakness, vertigo, headache, nausea, and peripheral vascular collapse, usually precipitated by physical exertion in a hot environment.
References in periodicals archive ?
He mentioned that children below four years are at higher risk of heat stroke and heat exhaustion when they go out in hot weather as they cannot perspire actively like adults.
He said that to avoid heat exhaustion and heat stroke, lightweight, light-coloured and loose-fitting clothes should be put on while black, dark green, red and blue coloured clothes should be avoided.
Dr Huaidi explained that outdoor workers are more susceptible to heat exhaustion because they work directly under the sun and most of the time, without proper protection.
Heat exhaustion is dealt by moving patients to a cool environment and rehydrating them to replace the liquids and salts their body has lost by giving them cold water added with salt (half a teaspoon of salt for every three glasses of water) or a cold, clear, soft drink.
Dehydration is the cause of heat exhaustion so the associated symptoms are similar.
If a dog shows signs of heat exhaustion then a vet must be called and the pet hosed down, covered in wet towels or fanned.
The chapter on heat-related injuries fails to distinguish between heat exhaustion, heat stroke, and hyponatremia, conditions with different clinical presentations, management requirements, and prognosis.
A FIREFIGHTER had to be taken to hospital suffering from heat exhaustion after tackling a three-acre grass fire at Penallta Rocks near Tredomen.
Heat illness has three separate degrees of severity: dehydration, heat exhaustion and heat stroke, but does not necessarily occur in this progression.
The mother of an inmate who died due to heat exhaustion brought a [section] 1983 action against prison officials, alleging violation of the inmate's Eighth Amendment rights.