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.
Dehydration symptoms vary depending on the severity. Mild symptoms are by far the most common and may include thirst, headache, fatigue, decreased urine output and lightheadedness. More severe dehydration may cause dry skin with poor elasticity, fast heartbeat and shortness of breath. Very severe dehydration may cause confusion, unconsciousness and even death.