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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.
Dehydration carries a significant risk of negative outcomes, including disability, morbidity and even mortality in older adults, who are among the most likely to be dehydrated, according to 2015 ...
Myth #5: Thirst is the only sign of dehydration. While one of the first signs of dehydration is increased thirst, some signs may be easy to misread as symptoms of something else. These signs ...
"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 ...
The symptoms of dehydration become increasingly severe with greater total body water loss. A body water loss of 1-2%, considered mild dehydration, is shown to impair cognitive performance. [ 9 ] 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 ...
Early symptoms of hypovolemia include headache, fatigue, weakness, thirst, and dizziness. The more severe signs and symptoms are often associated with hypovolemic shock. These include oliguria , cyanosis , abdominal and chest pain, hypotension , tachycardia , cold hands and feet, and progressively altering mental status.
In adults over the age of 50 years, the body's thirst sensation reduces and continues diminishing with age, putting this population at increased risk of dehydration. [6] Several studies have demonstrated that elderly persons have lower total water intakes than younger adults, and that women are particularly at risk of too low an intake.
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