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Heat stroke or heatstroke, also known as sun-stroke, is a severe heat illness that results in a body temperature greater than 40.0 °C (104.0 °F), [4] along with red skin, headache, dizziness, and confusion. [2] Sweating is generally present in exertional heatstroke, but not in classic heatstroke. [5]
In humans, hyperthermia is defined as a temperature greater than 37.5–38.3 °C (99.5–100.9 °F), depending on the reference used, that occurs without a change in the body's temperature set point. [3][10] The normal human body temperature can be as high as 37.7 °C (99.9 °F) in the late afternoon. [2] Hyperthermia requires an elevation from ...
Heat illness is a spectrum of disorders due to increased body temperature. It can be caused by either environmental conditions or by exertion. It includes minor conditions such as heat cramps, heat syncope, and heat exhaustion as well as the more severe condition known as heat stroke. [1] It can affect any or all anatomical systems. [2]
Here’s what heat exhaustion symptoms look like : Heavy sweating. Tiredness. Weak pulse. Dizziness. Fainting and vomiting. If someone is experiencing these symptoms, here’s what to do: Move to ...
To prevent heat stroke, the Cleveland Clinic advises avoiding strenuous activity in the heat and consuming sports drinks or lightly salted water. Also, wear light, loose-fitting clothes in the heat.
At the hospital, a person suffering from heat stroke may receive cooled intravenous fluids, a cooling blanket, an ice bath, medication to prevent seizures and/or supplemental oxygen, according to ...
Unlike heat exhaustion, heat cramps and heat syncope do not have systemic effects. Heat exhaustion is a precursor to heat stroke, a severe form of heat-related illness. Heat stroke is more likely than heat exhaustion to cause palor, hot and dry skin, syncope, and dysfunction of the central nervous system (e.g., altered mental status, loss of ...
Stay hydrated throughout the day. Limit sun exposure if possible, especially between 10 a.m. and 2 p.m. when the sun is most intense. Avoid over-exertion. Wear loose-fitting clothing. Keep windows ...