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In physiology, dehydration is a lack of total body water that disrupts metabolic processes. [3] It occurs when free water loss exceeds free water intake. This is usually due to excessive sweating, disease, or a lack of access to water. Mild dehydration can also be caused by immersion diuresis, which may increase risk of decompression sickness ...
Dehydration can occur as a result of diarrhea, vomiting, water scarcity, physical activity, and alcohol consumption. Management of dehydration (or rehydration) seeks to reverse dehydration by replenishing the lost water and electrolytes. Water and electrolytes can be given through a number of routes, including oral, intravenous, and rectal.
If a child has a stomach virus or diarrhea, adults should monitor them for dehydration. Learn the physical signs of dehydration in kids to watch for. Signs of Dehydration in Young and Older Children
The kidneys usually excrete sodium and water in a manner that matches sodium intake and water intake. [4] Diuretic therapy and osmotic diuresis from hyperglycemia can lead to excessive renal sodium and volume loss. In addition, there are several tubular and interstitial diseases beyond the scope of this article that cause severe salt-wasting ...
The Dangers of Dehydration-Related Blood Pressure Fluctuations “Dehydration-related changes in blood pressure, in particular, can be harmful because they can have an impact on the heart and the ...
In a 2015 study published in Age and Ageing, 37% of men and women age 65 and older admitted to the emergency room presented with dehydration. Researchers found that, across the board, the patients ...
Water, like any other substance, can be considered a poison when over-consumed in a brief period. Water intoxication mostly occurs when water is being consumed in a high quantity provoking disturbances in electrolyte balance. [2] Excess of body water may also be a result of a medical condition or improper treatment; see "hyponatremia" for some ...
Children under two should receive a teaspoon of fluid every one to two minutes; older children and adults should take frequent sips of fluids directly from a cup. [173] After the first two hours, fluids and foods should be alternated, rehydration should be continued at the same rate or more slowly, depending on how much fluid the child wants ...