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Hyperthermia, also known simply as overheating, is a condition in which an individual's body temperature is elevated beyond normal due to failed thermoregulation.The person's body produces or absorbs more heat than it dissipates.
Fluid builup in the lower legs, feet and hands—also known as pedal edema— occurs because the heart’s ability to pump blood is too weak, which causes the blood to settle and accumulate in tissue.
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]
This is particularly true for people who tend to sleep hot, have night sweats or suffer from menopause or hyperthyroidism that causes overheating, says Harris. Cooling blankets can also “help ...
Treatment is directed at making the affected person feel more comfortable, and, if possible, resolving the underlying cause of the heat intolerance. Symptoms can be reduced by staying in a cool environment. Drinking more fluids, especially if the person is sweating excessively, may help.
Men over 40 should use this three-step cool down after training to help to make the most out of their workouts and to bounce back better for the next one.
So, when the surrounding temperature is higher than the skin temperature, anything that prevents adequate evaporation will cause the internal body temperature to rise. [4] During sports activities, evaporation becomes the main avenue of heat loss. [5] Humidity affects thermoregulation by limiting sweat evaporation and thus heat loss. [6]
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