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Adipsia, also known as hypodipsia, is a symptom of inappropriately decreased or absent feelings of thirst. [1] [2] It involves an increased osmolality or concentration of solute in the urine, which stimulates secretion of antidiuretic hormone (ADH) from the hypothalamus to the kidneys. This causes the person to retain water and ultimately ...
In children, compensation can result in an artificially high blood pressure despite hypovolemia (a decrease in blood volume). Children typically are able to compensate (maintain blood pressure despite hypovolemia) for a longer period than adults, but deteriorate rapidly and severely once they are unable to compensate ( decompensate ). [ 14 ]
Knowing the signs and symptoms of dehydration can help prevent moderate and severe dehydration. Research shows that thirst is a major sign of a deficit, but only staying hydrated and drinking ...
While in people over age 50, the body's thirst sensation diminishes with age, a study found that there was no difference in fluid intake between young and old people. [10] Many older people have symptoms of dehydration, with the most common being fatigue. [11]
ORT is suitable for people who are not dehydrated and those who show signs and symptoms of mild to moderate dehydration. People who have severe dehydration should seek professional medical help immediately and receive intravenous rehydration as soon as possible to rapidly replenish fluid volume in the body.
"Our bodies need water and other fluids to function properly, and if you become dehydrated, some of these processes may not function normally," women's health expert Jennifer Wider, M.D., tells ...
If the water volume of the body falls below a certain threshold or the osmolite concentration becomes too high, structures in the brain detect changes in blood constituents and signal thirst. [2] Continuous dehydration can cause acute and chronic diseases, but is most often associated with renal and neurological disorders. [1] Excessive thirst ...
In older children and adults, moderately severe hypoglycemia can resemble mania, mental illness, drug intoxication, or drunkenness. In the elderly, hypoglycemia can produce focal stroke-like effects or a hard-to-define malaise. [medical citation needed] The symptoms of a single person do tend to be similar from episode to episode.