Location: Portland Metropolitan Area, Oregon, Pacific Northwest, United States, North America Population: 530,000 Latitude of center: 45Â° 33' 36.3 (45.5601Â°) north
The signs and symptoms of dehydration include: 1  dizziness. 2  headache. 3  dark urine (may have a strong odor)  inability to 1  urinate. dry mouth and nose. 2  weakness. nausea and vomiting.  skin that does not flatten when pinched and released.
The hallmarks of dehydration include thirst and neurological changes such as headaches, general discomfort, loss of appetite, decreased urine volume (unless polyuria is the cause of dehydration), confusion, unexplained tiredness, purple fingernails and seizures. The symptoms of dehydration become increasingly severe with greater total body water loss.